5x + 3y = 25 & x - 3y = 15.

Answers

Answer 1

Answer:

x = 20/3

Step-by-step explanation:


Related Questions

Name a number greater than 1 that is both a perfect square and a perfect cube. Explain how you know this.

Answers

Answer:

64

Step-by-step explanation:

64 is both a perfect square and a perfect cube.

8*8=64

4*4*4=64

Answer:

hello!

Step-by-step explanation:

lets solve this,

64.

8x8= 64.

4x4x4= 64.

help!! BRAINLIEST!The outside temperature at midnight today in Polina’s hometown was 18 degrees Fahrenheit. The temperature increases by 1.2 degrees Fahrenheit each hour over the next 15 hours. Polina’s school does not send students outside for recess if the outside temperature is 32 degrees Fahrenheit or lower. Recess at her school always starts on the half hour or hour. Which statement is true about recess at Polina’s school?
Only students who have recess at 11:00 a.m. or later may go outside.
Only students who have recess at 11:30 a.m. or later may go outside.
Only students who have recess at 12:00 p.m. or later may go outside.
Only students who have recess at 12:30 p.m. or later may go outside.

Answers

Answer:

Only students who have a recess at 12:00 pm or later may go outside

Step-by-step explanation:

it is 18 degrees at midnight and the temp. increases 1.2 every hour.

so 1.2 times 12 hours equal 14.4

add 14.4 to 18 drgrees equal 32.4

A point represents what in geometry

Answers

it represents location

Consider a situation that you might need to use your understanding of probability to make an informed decision.

Answers

When considering entering the lottery or paying to play a game at a carnival.

I need Help Asap Please Please

Answers

Answer:

C

Step-by-step explanation:

Find the derivative of the function.
g(x)=∫5x4xu2−1u2+1 du.

Answers

Answer:

[tex]g'(x) = \dfrac{5 *(25x^2-1)}{(25x^2+1)}- \dfrac{4 * (16x^2-1)}{(16x^2+1)}[/tex]

Step-by-step explanation:

Given that:

[tex]g(x) = \int^{5x}_{4x} \dfrac{u^2-1}{u^2+1} \ \ du[/tex]

Then: the derivative of the function is as follows:

[tex]g'(x) = \dfrac{(5x)^2-1}{(5x)^2+1} \ \ \dfrac{d}{dx}(5x) -\dfrac{(4x)^2-1}{(4x)^2+1} \ \ \dfrac{d}{dx}(4x)[/tex]

[tex]g'(x) = \dfrac{5 *(25x^2-1)}{(25x^2+1)}- \dfrac{4 * (16x^2-1)}{(16x^2+1)}[/tex]

ITS EASY PLS HELP !!!

Answers

Answer: i have no idea

Step-by-step explanation:

There are 128 ounces in a gallon. There are 4 quarts in a gallon. How many ounces are in a quart

Answers

32 ounces.

128/4 = 32

4 quarts = 128 ounces
1 quart = 128/4= 32ounces

WHO EVER ANSWERS FIRST GETS BRAINLIEST I REALLY NEED HELP!!!








simplify... (3/8)^-2(1/3•3/8)^3(1/3)^4

Answers

Answer:

i awnsered 4.2^(-3)*5.1^(2)*4.2^(4)*5.1^(3)

Step-by-step explanation:

14491.060542

Six times the sum of a number and 8 is 30. Find the number.

Answers

Answer:

-3.

Step-by-step explanation:

=  6(Sum+8) = 30

=  6Sum + 48 = 30

= 6Sum = -18

= Sum = -3

Hope this helps you :)

Answer:

the answer to this is 6(-3+8)=30

Company A
$4 per table (seats 4) and a $25 one-time delivery and pickup fee
Company B
$2 per chair and a $15 one-time delivery and pickup fee
Each table seats 4 people, so Lorenzo needs to rent 4 chairs for every table.
X = number of tables
Cost to rent tables from Company A: f(x) = 4x + 25
Cost to rent chairs from Company B: g(x) = 2(4x) + 15
Which function represents the total cost for Lorenzo to rent x number of tables and the chairs he needs to go with
them?
0 12x
O 12x2 + 40
12x + 40
0 8x + 40
Ma

Answers

Answer:

C. 12x + 40

Step-by-step explanation:

Got 100% on edge.

Answer:

c

Step-by-step explanation:

did the quiz 2021

Help asap neeed help

Answers

It’s the last one. Six.

Explanation: 6*6 = 36 - 3 = 33 > 21

what is this from least to greatest 0.6,√(9/16),2/3

Answers

0.6, 2/3, 9/16 ........

plz hellppppp (6h + 8) - (3h + 2) = 15

Answers

Answer:

h = 3

Step-by-step explanation:

Step 1: Write out equation

(6h + 8) - (3h + 2) = 15

Step 2: Distribute negative

6h + 8 - 3h - 2 = 15

Step 3: Combine like terms

3h + 6 = 15

Step 4: Subtract 6 on both sides

3h = 9

Step 5: Divide both sides by 3

h = 3

Step 6: Check Step

(6(3) + 8) - (3(3) + 2) = 15

(18 + 8) - (9 + 2) = 15

26 - 11 = 15

15 = 15

(6h + 8) - (3h + 2) = 15

Let's distribute the - to 3h + 2

6h + 8 - 3h - 2 = 15

Combine like terms

3h + 6 = 15

Subtract 6 from both sides

3h = 9

Divide both sides by 3

h = 3

The pay on your paycheck and the hours you worked. what is the DEPENDENT quantity?

Answers

Answer:

The pay on your paycheck

Step-by-step explanation:

A dependent quantity is something that changes as the independent quantity ( in this situation, its the hours worked) changes.

The amount of pay is determined by the number of hours you worked meaning it is DEPENDENT on the hours worked

Will give brainliest answer

Answers

4 units to the right and 2 units up is the translation

Answer:

4 and 2 are the correct answers in that order

The length of a standard pickleball court is 4 feet more than twice the width. The total perimeter is 128 feet. What are the dimensions of a pickleball court?

Answers

Answer:

width= 20

length= 44

Step-by-step explanation:

we can say the width is x and the length is  2x+4 and there are 2 widths and two lengths. so 2x+4+2x+4+x+x=128, 6x+8 = 128 which means x=20 s0 the width is 20 and the length is 44

The length of the pickleball is 44 feet while the width is 20 feet.

What is a rectangle?

A rectangle is a geometrical figure in which opposite sides are equal.

The angle between any two consecutive sides will be 90 degrees.

Area of rectangle = length × width.

Perimeter of rectangle = 2( length + width).

Pickleball is a shape of a rectangle.

Let's say the length of the pickleball is L and the width is W

Given that,

The length of a standard pickleball court is 4 feet more than twice the width.

So,

L = 2W + 4

Perimeter 2(L + W) = 128

By substitution,

2(2W + 4 + W) = 128

3W + 4 = 64

W = 20

And L = 2(20) + 4 = 44

Hence "The length of the pickleball is 44 feet while the width is 20 feet".

For more about rectangles,

https://brainly.com/question/15019502

#SPJ2

1. Joanne's waitressing job gave her a raise of $2 per hour. The first day on her new
wage, she worked half of a full a workday and made $36 (not including tips).

Answers

Answer:

What exactly is the question?

On the first day on Joanne's new wage, she worked for 18 hours.

Given that, Joanne's waitressing job gave her a raise of $2 per hour.

What is the unitary method?

The unitary method is a technique for solving a problem by first finding the value of a single unit, and then finding the necessary value by multiplying the single unit value.

The first day on her new wage, she worked half of a full a workday and made $36.

Number of hours she worked = Total money she made/Money paid per hour

= 36/2

= 18 hours

Therefore, on the first day on Joanne's new wage, she worked for 18 hours.

To learn more about the unitary method visit:

brainly.com/question/22056199.

#SPJ2

g Keith sampled 10 private universities in Colorado and recorded the tuition cost. Keith wants to test the hypothesis that the tuition of these 10 universities is more expensive than the national average tuition, which is $29,056 with a population standard deviation of $3,339. z equals fraction numerator x with bar on top minus mu over denominator begin display style fraction numerator sigma over denominator square root of n end fraction end style end fraction If the sample mean is $31,650, what is the z-score

Answers

Answer:

69

Step-by-step explanation:

Answer:

Z score=2.46.

Step-by-step explanation:

The Z score for sample mean $31,650 can be computed by using following formula

[tex]Z=\frac{xbar-Population mean}{\frac{sigma}{\sqrt{n} } }[/tex]

Here, sample mean=xbar=31650

population standard deviation=sigma=3339

population mean=29056

and sample size=n=10.

[tex]Z=\frac{31650-29056}{\frac{3339}{\sqrt{10} } }[/tex]

[tex]Z=\frac{2594}{1055.885}[/tex]

Z=2.4567

Z=2.46 (rounded to two decimal places).

Hence the resultant z-score is 2.46.

Matthew is preheating his oven before using it to bake. The initial temperature of the oven is 65° and the temperature will increase at a rate of 15° per minute after being turned on. What is the temperature of the oven 17 minutes after being turned on? What is the temperature of the oven tt minutes after being turned on?

Answers

17 x 15 = 225
225 + 65 = 290
290°

a car slows from 44m/s to 16m/s over 3s what is its average acceleration?

Answers

a=(16-44)/3= -9.333m/s²

Brian can type 1 and one-third pages every 20 minutes. How many pages can he type in 2.5 hours? 7.5 pages 10 pages 22.5 pages 200 pages

Answers

Answer:

10 pages

Step-by-step explanation:

1 and 1/3 pages multiplies by 7.5 brings us to the answer of ten pages

20 minutes goes into 2 and 1/2 hours 7.5 times

10 pages i did this on edge

2020 hope this helps

your welcome =)

Anyone ? And plz explain how

Answers

Answer:

Step-by-step explanation:

The formula for the area of a circle is A=πr²

r=6cm in this case

The width of the rectangle is 0.6 meters less than the length. The perimeter of a rectangle is 60.8 meters. Find the dimensions of the rectangle.

Answers

Answer:

14+=+2L+%2B+2%28L-3%29 Simplify and solve for L

14+=+2L+%2B+2L+-+6 Combine like-terms.

14+=+4L-6 Add 6 to both sides.

20+=+4L Divide both sides by 4.

5+=+L The length is 5 meters.

W+=+L-3

W+=+5-3

W+=+2meters.

The width is 2 meters.

P+=+2L%2B2W

P+=+2%285%29%2B2%282%29

P+=+10%2B4

P+=+14meters.

Step-by-step explanation:

solve for x 7x½+2=0​

Answers

Answer:

here's your answer

hope this helped you

please mark as the brainliest (ㆁωㆁ)

Answer: 7/2x + 2

Step-by-step explanation:

A car rental company charges $0.10 per mile plus $30 per day for a midsize sedan. If Lawrence rents a vehicle for four days and has $200, what is the maximum number of miles he can drive?

Answers

Answer:

8 miles

Step-by-step explanation:

Order from greatest to least 1.202;1.29;1.02

Answers

Answer:

1.29, 1.202, 1.02

Step-by-step explanation:

1.29
1.202
1.02
hope this helps

please help me with this question fast with the work shown

Answers

Answer:

See below.

Step-by-step explanation:

Gertrude is correct. Any angle can have one line of symmetry going directly down the center of the angle, intercepting at the angles point. Emmet is incorrect because not only polygons can have lines of symmetry. A circle, square, rhombus, etc. can have lines of symmetry.

What are the numerical measures of each angle?

Answers

Answer:

<1 and <3 equal 29 degrees

<2 ans <4 equal 151 degrees

Step-by-step explanation:

instructions in pic :)

Four students were discussing how to find the unit rate for a proportional relationship. Which method is valid?
"Look at the graph of the relationship. Find the y-value of the point that corresponds to x = 1. That value is the unit
rate."
"Look at the graph of the relationship. Count the number of units up and the number of units to the right one must
move to arrive at the next point on the graph. Write these two numbers as a fraction."
"Look at the graph of the relationship. Find the x-value of the point that corresponds to y = 2. That value is the unit
rate."
"Look at the graph of the relationship. Find two points which have y-values that are one unit apart. The unit rate is
the difference in the corresponding x-values."

Answers

Answer:

The correct answer I believe is A.

A.) “Look at the graph of the relationship. Find the y-value of the point that corresponds to x = 1. That value is the unit rate.”

Step-by-step explanation:

I took the test on edge :)

Answer:

A

Step-by-step explanation:Lol

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