Examine the system of equations. Which is an equivalent form of the first equation that when added to the second equation eliminates the y terms? Negative StartFraction 5 Over 8 EndFraction x + three-fourths y = 12 8 x + 12 y = 11

Answers

Answer 1

Answer:

10x - 12y = 192

Step-by-step explanation:

Given the equation :

-5/8x + 3/4y = 12 - - - (1)

8x + 12y = 11 ___(2)

The equivalent form of the first equation which can eliminate the y term :

Multiply (1) by - 16 :

-5/8x * - 16 + 3/4y * - 16 = 12 * - 16

10x - 12y = 192

Hence, Adding the obtained equation and equation(2) will eliminate.


Related Questions

Select the correct answer from each drop-down menu. Describe the relationship between the area of a circle and its circumference. The (area, diameter, or radius) is (1/3, 1/2, 2, or 3) times the (area, diameter, or radius) times the circumference. (PLEASE HELP ME)

Answers

Answer:I got the answer correct because i have to take the test

Step-by-step explanation:

The relation between the area and the circumference is given by:

"The area is 1/2 times the radius times the circumference".

How to find the measures of a circle?

We know that for a circle of radius R we have:

Circumference = P = 2*pi*RArea  = A = pi*R^2.

If you take the quotient between the area and the circumference, you get:

A/P = (pi*R^2)/(2*pi*R) = R/2

So the area is R/2 times the circumference, or, using the terms given in the list:

"This means that the area is 1/2 times the radius times the circumference"

If you want to learn more about circles, you can read:

https://brainly.com/question/25306774

A sports team is holding a banquet.

The total cost of supplies for the banquet event is $1000. The cost per ticket is set so that 100 tickets will cover the cost of the banquet event.

Based on this information, what is the cost of ONE ticket?

One ticket for this banquet costs $

Answers

Answer:

$10

Step-by-step explanation:

1000 divided by 100 = 10

so $10  is the answer

then 100 tickets = $1000

PLEASE MARK BRAINLIEST AND GIVE 5 STARS.

Miss Lianto mowed 2/7 of her lawn. Her son mowed 1/4 of it. Who mowed most of the lawn? How much of the lawn still needs to be mowed?

HURRY AND BE CORRECT PLEASE!!!

Answers

Answer: 2/7 = 8/28

1/4 = 7/28

Therefore Mr Pham mowed more.

8+7 = 15 so 15/28 of lawn has been mowed, therefore 13/28 of the lawn is left still to be mowed.

Mr. Pham mowed more of the lawn than his son.

it still needs ¹³/₂₈ of the lawn to be mowed.

Step-by-step explanation:

Answer: 1/4 is greater than 2/7 mowed most of the lawn.

Step-by-step explanation:

First, draw a fraction model for [tex]\frac{2}{7}[/tex] and [tex]\frac{1}{4}[/tex] and partition it. Then, how ever many you get write it as a fraction. Then, see whose answer is greater.

What variable do you eliminate?
4x + 8y = 20
- 4x + 2y = -30

Answers

Y :!2!298-76-6-7-8-&-8-7-6

Graph f(x) = 2x - 1. Which of the following graphs is correct?

Answers

Answer:

there are no choices

Step-by-step explanation:

What is greater 7 3/4 or 7 1/2

Answers

Answer:

7 3/4

Step-by-step explanation:

Answer:

7 3/4 is greater

Step-by-step explanation:

it might help to find a common denominator

7 3/4= 7 9/12

7 1/2= 7 6/12

hope this helps (u can also use decimals)

LOOK AT THE PIC BELOW

Answers

Answer:

144 i think

Step-by-step explanation:

triangular prism calculator

What is the measure of ZABC in the figure below?
А
15
45°
B
15
с
A. 15°
Ο Ο
o o
B. 30°
C. 45°
ОО
D. 90°
E. 15°
F. Cannot be determined
O

Answers

[tex]\mathfrak{\huge{\orange{\underline{\underline{AnSwEr:-}}}}}[/tex]

Actually Welcome to the Concept of the Angles.

Since the angle ABC is a Right angle ,also an angle of square, so it's 90°

====>Angle ABC = 90°

Please I need quick help, Solve for X

Answers

Answer:

10

Step-by-step explanation:

Since it's a right angle, it's already 90 degrees. So, you add 48 + 32 which gives you 80. 80 minus 90 equals 10.

48 + 32 = 80

90 - 80 = 10

Is this correct please help will mark brainliest

Answers

Answer:

yes i believe it is correct

Step-by-step explanation:

If a flock of ducks is growing by 6% per year and starts with a population of 68 how many ducks will be in the flock after 10 years

Answers

8? Sorry I’m not to sure

solve for x 4x = -29 gove your answer as an improper fraction in its simplest form​

Answers

Exact form= -29/4
Decimal form = -7.25
Mixed number form = -7(1/4)

Jase wrote the prime factorization of 99. Which expressions could he have written?
Select all that apply.
A. 32 x 11
B. 9x9
C 3 x 3 x 3 x 11
D. 34
E.
3 x 3 x 11

Answers

Answer:

A and d is the correct answer

Step-by-step explanation:

A and d is matter fact correct answer

Suppose that appoximately 261,000,000 people live in the united states. Of these people 37,600,000 speak a language other than english at home who speak another lanague at home over 45 percent speak spanish

Answers

Answer:

16,920,000 people speak Spanish at home in the United States, which represents 6.48% of the country's population.

Step-by-step explanation:

Given that approximately 261,000,000 people live in the United States, and of these people 37,600,000 speak a language other than English at home, of which over 45 percent speak Spanish, to determine the number of people who speak Spanish in the United States, the following calculation has to be done:

37,600,000 x 0.45 = X

16,920,000 = X

261,000,000 = 100

16,920,000 = X

16,920,000 x 100 / 261,000,000 = X

6.48 = X

Thus, some 16,920,000 people speak Spanish at home in the United States, which represents 6.48% of the country's population.

What does 602.93+9.5%=

Answers

I can’t tell if you’re asking me to answer it but, it’s 660.20835.

PLS HELP !!!!!! I need this pls someone

Answers

Answer:

1:6

Step-by-step explanation:

Answer:

1/6.... 1:6.... one to six

Which expression is equivalent to 120x2 - 48x?
F 12(10X - 4)
G 12x(10x + 4)
H 12X(-10X - 4)
J 12x(10x - 4)

Answers

The answer is J, because using distributive properties, 12x times 10x would be 120x and 12x times 4 would be 48x!

Solve for the missing side



Answers

Answer:

The answer would be

Sin 60°=x/14

X=7v3

A bus averages 2miles per hour faster than a motorcycle. If the bus travels 165miles in the same time it takes the motorcycle to travel 155miles, then what is the speed of each?

Answers

Answer:

speed of bus = 33 mi/hr

speed of motorcycle = 31 mi/hr

Step-by-step explanation:

Let the speed of the motorcycle be x mi/h.

Now, we are told that the bus averages 2 mi/hr faster than the motorcycle. Thus, speed of bus = (x + 2) mi/hr

Formula for time is; t = distance/speed

Since distance covered by bus is 165 miles, then t_bus = 165/(x + 2)

Since distance covered by motorcycle is 155 miles, then t_motorcycle = 155/x

We are told that the bus and the motorcycle used the same time to cover their respective distances. Thus;. t_bus = t_motorcycle

Thus;

165/(x + 2) = 155/x

Cross multiply to get;

165x = 155(x + 2)

165x = 155x + 310

165x - 155x = 310

10x = 310

x = 310/10

x = 31 mi/hr

Then speed of bus = 31 + 2 = 33 mi/hr

Liz flips a coin 70 times. The coin lands heads up 42 times and tails up 28 times. Complete each statement.

Answers

Answer:

There are no statements

Step-by-step explanation:

If you put up the statements, I'll edit my answer

Lesson 2 Practice Problems
1. In 1990, the value of a home is $170,000. Since then, its value has increased 5% per
year.
a. What is the approximate value of the home in the year 1993?

Answers

Answer:

$3,400,000

Step-by-step explanation:

170,000/ 5% for the increase

170,000/ 5% = $3,400,000

What is the formula for volume? (Select all that apply) *
v=Lwh (volume = length x width x height)
V = Lw (volume = length x width)
V = Bh (volume = base x height)
V=L+W+L+W (length + width + length + width)

Answers

Answer: v=Lwh (volume = length x width x height)

Step-by-step explanation: it would be the first answer, to find volume, it’s finding the amount of space in a 3D object, kind of like area, but multiply the height to the area (bxh)

Giving brainliest and max rating.

Answers

Answer:

5+-2

Step-by-step explanation:

it

Find the value of x.

Answers

subtract 148 from 180 and but after you get the answer from that that’s answer is the value of X

-15a - (-12b) -80c + 6d=3

A =1/3
B= 1/4
C= -1/10

Answers

The answer is c = -1/10

csc pi/3 exact value ?

Answers

Answer:

Exact Form:

2√3/3

Decimal Form:

1.15470053

Step-by-step explanation:

Multiply

2√3

and

√3√3.2√3√

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Lottie and Ollie shared some money in the ratio 5:1.
Ollie received £15.
How much did Lottie receive?

Answers

Answer:

=£75

Step-by-step explanation:

ratio=5(lottie):1(Ollie)

we do 15/1 which will stay the same as 15

15/1=15

Then we times 15 by 5( lotties share)=75

15*5=75

Therefore lottie got £75

=£75

Answer:

75 : 15

Step-by-step explanation:

Sally is making a
square quilt with 49
squares and each square is
4 inches. What is the
length of the quilt?

Answers

Answer:

784

Step-by-step explanation:

you take the 49 and times is by 16

there are 4 sides

write a function with an initial value of 5 and increasing exponentially by 18%.

Answers

Answer:

f(x)=5(1.18)^x

To find one half of 56 you would use what operation ?

Answers

Division you will use division

Answer:

Division to get 28

Step-by-step explanation:

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