PLS HELP!!!!!!!!!!!!!

PLS HELP!!!!!!!!!!!!!

Answers

Answer 1
First, multiply the top equation by 2 and bottom by -3.
60x+60y=900
-60x-75y=-1035
————————
-15y=-135
—————-
-15=-15
y=9

So the answer should be 9.

Related Questions

two fair dice are rolled. the score is the difference between the two dice. some of the possible scores are shown in the table.
c) which score has a probability of occurring 1/18

Answers

Answer:

Step-by-step explanation:

a). From the table attached,

   Number in 1st column and 1st row = 1 - 1 = 0

   Number in 1st column and 6th row = 6 - 1 = 5

   Number in 2nd column and 4th row = 4 - 2 = 2

   Number in 5th column and 2nd row = 5 - 2 = 3

   Number in 6th column and 5th row = 6 - 5 = 1

b). Probability of scoring 1 = [tex]\frac{\text{Preferred outcome}}{\text{Total outcomes}}[/tex]

   Preferred outcomes of getting = 10

   Total outcomes = 36

   Probability of scoring 1 = [tex]\frac{10}{36}[/tex]

                                          = [tex]\frac{5}{18}[/tex]

c). Probability of occurring a score = [tex]\frac{1}{18}[/tex]

                                                         = [tex]\frac{1\times 2}{18\times 2}[/tex]

                                                         = [tex]\frac{2}{36}[/tex]

                                                         = [tex]\frac{\text{Preferred outcome}}{\text{Total outcomes}}[/tex]

   Since, 5 is a number which has occurred twice

   Score that has a probability of occurring of [tex]\frac{1}{18}[/tex] is 5.

monique gave half of her necklace to her younger sisters. then she bought 4 new ones. if she now has 18, now many did she have originally

Answers

Answer:

She originally had 7 necklaces.

Step-by-step explanation:

She now has 18 necklaces. She bought four more. That would be 18 - 4 = 14. She gave half of them to her sisters. 14 divided 2 is 7.

Answer:

i think 28 possibly

Step-by-step explanation:

because she bought 4 new ones so 18-4 =14x2 =28?

i don't know if im right but hopefully this helped

In a company, 70% of the workers are men. If 1,620 people work for the company who aren't men, how many workers are there in all? ​

Answers

        (っ◔◡◔)っ ♥ Hey Honey Here! ♥

Answer:

2106!

Step-by-step explanation:

1,620 - 70% = 486

486 + 1,620 = 2106

(  お力になれて、嬉しいです)

Answer:

5,400 total workers

Step-by-step explanation:

70% of workers are men, this means that 30% of workers aren't men

This means that 1,620 is 30% of the total workers

To figure out the total workers you do:

30 (percentage that represents the value)/100 = 1,620 (value) / x (total workers)

You then cross-multiply the equation by multiple the numbers diagonal each other:

30/100

=1,620/x

So, 30x = 162,000

You then isolate the variable

30x/30 = 162,000/30

x = 5,400

Hey, can someone help me with my math homework?

Answers

aqueell ears hanan pus

Which statement is correctly written as a conditional statement?

A) Any four-sided shape is a quadrilateral.
B) A shape has four sides when it is a quadrilateral.
C) If a shape has four sides, then it is a quadrilateral.
D) A shape has four sides, or it is a quadrilateral.

Answers

Answer:

C

Step-by-step explanation:

If a shape has four sides, then it is a quadrilateral.

If a shape has four sides, then it is a quadrilateral so option (C) will be correct.

What is quadrilatereal?

A quadrilateral is a geometrical 2d shape in which there are four sides and each side is connected and makes a close polygon.

In other meaning, a quadrilateral is a kind of polygon in which four sides for example rectangle, square, and parallelogram are quadrilateral.

a quadrilateral is a four-sided polygon, having four edges and four corners

A parallelogram is a basic quadrilateral with two sets of parallel sides.

The confronting or opposing sides and the opposing angles of a parallelogram are of equal length.

A quadrilateral is a quadrilateral because it has four sides not because it is quadrilateral so it has four sides.

For example, 4 sides are equal so the square is not due to the square all lines will same.

Hence If a shape has four sides, then it is a quadrilateral.

To learn more about quadrilateral,

https://brainly.com/question/13805601

#SPJ2

2(h + 3.5) = -11 whats h?

Answers

Answer:   H=-9

Step-by-step explanation:

(2)(h)+(2)(3.5)=−11

=2h+7=−11

=2h+7−7=−11−7

=2h=−18

h=-18/2

h=-9

Answer:

-9 is the answer hope it helps :)

Tomas is a commercial real estate agent who earns a yearly salary of $82,500 and a 2.5% commission on his total sales. If Tomas sold properties that totaled $3.75 million in sales during one year, what are Tomas’s earnings for that year?

Answers

Answer:

Step-by-step explanation:

tomas earning is $176,250

Write an informal proof to show triangles ABC and DEF are similar. Please don’t answer if you don’t know!!

Answers

Answer:

ΔABC ~ ΔDEF

Step-by-step explanation:

If the given triangles ΔABC and ΔDEF are similar,

Their corresponding sides will be proportional.

[tex]\frac{\text{AB}}{\text{DE}}=\frac{\text{BC}}{\text{EF}}=\frac{\text{AC}}{\text{DF}}[/tex]

By substituting the measures of the given sides,

[tex]\frac{4}{2}=\frac{6}{3}=\frac{2}{1}[/tex]

2 = 2 = 2

Since, corresponding sides of both the triangles are proportional, both the triangles will be similar.

ΔABC ~ ΔDEF

Write the ratio 150:450 in the form 1:n

Answers

Answer:

1 : 3

Step-by-step explanation:

Given

150 : 450 ( divide both parts by 150 )

= 1 : 3

The ratio 150:450 in the form 1:n will be 1 : 3.

What are the ratio and proportion?

The ratio is the division of the two numbers.

For example, a/b, where a will be the numerator and b will be the denominator.

Proportion is the relation of a variable with another. It could be direct or inverse.

As per the given ratio, 150:450

150/450 = 15/45 = 1/3 = 1:3

Hence "The ratio 150:450 in the form 1:n will be 1 : 3".

For more information about ratios and proportions,

brainly.com/question/26974513

#SPJ2

simplify this expression: 5 + 2b - 2

Answers

Answer: 2b+3

Combine like terms which are 5 and -2

Answer:

3 + 2b

Step-by-step explanation:

To simplify, you have to combine (add) like terms. The like terms are 5 and -2 because they both do not have a variable.

5 + (-2) = 3

2b stays the same because there are no like terms for it.

3 + 2b

Hope this helped :)

Ming drew the model below to represent the equation 24 + 12 = blank x (8 + 4).

Answers

Answer:

3

Step-by-step explanation:

24+12 = 36

8+4 = 12

36 = _ x 12

_ is 3 since 3x12 = 36

Answer:

Ming drew the model below to represent the equation 24 + 12 = blank x (8 + 4).

Step-by-step exMing drew the model below to represent the equation 24 + 12 = blank x (8 + 4).planation:

Use the diagram to complete each statement. Twelve lines are drawn to form a cube as shown. Plane AFH is parallel to plane ?

Answers

Answer:

BGC

Step-by-step explanation:

im pretty aure aorry if u get it wrong man

hi can somebody answer this rlly quickly

Answers

Answer:

11

Step-by-step explanation:

72/9=8 so 99/9=11

Parallel, Perpendicular or neither
Y=-2/5x+3 Y=2/5x+8

Answers

Answer:

Perpendicular  

Step-by-step explanation:

The slopes are the same except one is negative therefore they are perpendicular

how many whole numbers lie between √ 8 and √ 80​

Answers

Answer:

There are 5 whole numbers.

Step-by-step explanation:

3,4,5,6,7

Answer:

6

Step-by-step explanation:

√ 8 < √ 9 = 3

and

√ 80​ < √ 81 = 9

Whole numbers between √8 and √80​ are:

3, 4, 5, 6, 7 and 8 - total 6 numbers

(3а-4)-4
how do you simplify?

Answers

Answer:

3a-8

Step-by-step explanation:

(3a-4) -4

= 3a-4-4

= 3a-8

3a-8 is the correct answer !!!!

What is the remainder when 3x2−7x+5 is divided by x+5?

Answers

Answer: 2

Step-by-step explanation:

please help me with question 1 please and thanks

Answers

Answer:

(1,1) and (7,5) => Slope: 2/3

(1,1) and (5,7) => Slope: 3/2

(2,5) and (-1,2) => Slope:1

(2,5) and (-7,-4) => Slope:1

Step-by-step explanation:

The slope of a line is denoted by m and is given as:

[tex]m = \frac{y_2-y_1}{x_2-x_1}[/tex]

Calculating the slope one by one for each pair.

(1,1) and (7,5):

Let m1 be the slope of this line

Here

(x1,y1) = (1,1)

(x2,y2) = (7,5)

Putting values in formula

[tex]m_1 = \frac{5-1}{7-1}\\= \frac{4}{6}\\=\frac{2}{3}[/tex]

(1,1) and (5,7):

Let m2 be the slope of this line

Here

(x1,y1) = (1,1)

(x2,y2) = (5,7)

Putting values in formula

[tex]m_2 = \frac{7-1}{5-1}\\m_2=\frac{6}{4} = \frac{3}{2}[/tex]

(2,5) and (-1,2):

Let m3 be the slope of this line

Here

(x1,y1) = (2,5)

(x2,y2) = (-1,2)

Putting values in formula

[tex]m_3 = \frac{2-5}{-1-2}\\m_3 = \frac{-3}{-3} = 1[/tex]

(2,5) and (-7,-4):

Let m4 be the slope of this line

Here

(x1,y1) = (2,5)

(x2,y2) = (-7,-4)

Putting values in formula

[tex]m_4 = \frac{-4-5}{-7-2}\\m_4 = \frac{-9}{-9} = 1[/tex]

Hence,

The points and their respective slopes are as follows:

(1,1) and (7,5) => Slope: 2/3

(1,1) and (5,7) => Slope: 3/2

(2,5) and (-1,2) => Slope:1

(2,5) and (-7,-4) => Slope:1

Please please please help me I’m stupid Please thank you I would really appreciate it

Answers

Answer:

A

Step-by-step explanation:

Answer:

A

Step-by-step explanation:

3. Given A(3,5), B(7, 10), C(0, 2), and D(1, a),
determine the value of a for which:
a) Line AB is parallel to line CD.
b) Line AB is perpendicular to line CD.
please help!! 15 points! and marked brainliest

Answers

Answer:

Step-by-step explanation:

a. a=4

b. a=3

hope this helps

plz helpppppppp

two right circular cones have the same radius as 7cm and the sum of their heights is 42cm . then find their total volume.​

Answers

Answer:

hope it helps..

Step-by-step explanation:

If this helps please comment on my answer...

Answer:

hope it's helps you have a great day keep smiling be happy stay safe

one step equations, solve:
-6=y+2

Answers

Well I don’t know if you want to know how to solve it but y = -8
y=-8 are u in middle school or something

1. Billy's mother started a college fund on Billy's 8th birthday. She
deposited $8,200 into a savings account that yields an interest rate of
0.21% compounded annually. How much money will the savings account
be worth when Billy turns 18 years old?

Answers

when billy turns 18 he will have $3,099.6 in his account because .021 percent x $8,200= $172.20 per year x 18 years = $3,099.60

$24 lunch and 15% tip

Answers

Answer:

Total: 24.00

Tip: 3.60

Total: 27.60

Answer:

Step-by-step explanation:

27.60

(6th grade math)
yasiara has 3/4 of cake. she wants to divide it up into 1/12 size pieces. how many pieces will she have?

Answers

Answer:

9

Step-by-step explanation:

Multiply the denominator of 3/4 to get the same denominator as 12 which would be 3 so that makes it 9/12

I’m pretty sure she will have 9 slices

7 – Зу = 20
y = 5х – 4
QUICK! how do i do this i need the x and y this is the Systems of equations with substitution

Answers

Answer:

x=1/15 y = -4 1/3

Step-by-step explanation:

First combine like terms.

-3y = 13

y= -13/3

y= -4 1/3

Substitute for y in next equation

-4 1/3 = 5x - 4

5x = 4 1/3 - 4

5x = 4 1/3 - 4

5x = 1/3

x = 1/3 divided by 5

Since fractions can't be divided, multiply by the inverse

x = 1/3 times 1/5 = 1/15

Two gallons of juice is poured into 8 containers so that each container holds the same amount of juice.

This visual model represents the situation, with each letter representing one of the containers.

Two equally sized rectangles. Each rectangle is divided into 8 equal parts. Longer lines separate every 2 parts. The first 2 parts of the first rectangle are each labeled A. The second 2 parts of the first rectangle are each labeled B. The third 2 parts of the first rectangle are each labeled C. The fourth 2 parts of the first rectangle are each labeled D. The first 2 parts of the second rectangle are each labeled E. The second 2 parts of the second rectangle are each labeled F. The third 2 parts of the second rectangle are each labeled G. The fourth 2 parts of the second rectangle are each labeled H.

How much juice does each container hold?

18 gal

14 gal

12 gal

1 gal

Answers

Answer:

1/4

Step-by-step explanation:

Answer:

1/4

Step-by-step explanation:hpe this helps

Please help asap! Due tonight!

Answers

Answer:

C. 4,4,[tex]\sqrt{32}[/tex]

Step-by-step explanation:

a^2 + b^2 = c^2

4,4,[tex]\sqrt{32}[/tex]

4^2 + 4^2 = [tex]\sqrt{32}[/tex]^2

16 + 16 = 32

32 = 32

Answer:

darnnnnn the person beat me to it. it is c. 4,4,√32

Step-by-step explanation:

The first four terms of a sequence are shown below:

9,5, 1, -3

Which of the following functions best defines this sequence?


Answers

Answer:

-4

Step-by-step explanation:

There is a leak in the ceiling due to snow. John is planning to use a bowl
to catch the dripping water.
The number of bowls (y) filled during (x) hours can be represented by the
equation y = 2.5x

1. what is the constant proportionality

2. How long will it take to fill 8 bowls

3. how many bowls fill in 5 hours
HELP PLEASE ILL THANK AND GIVE BRAINLESS

Answers

Its 1 , i know that because the constant is neverending
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