2 years ago

A variable needs to be eliminated to solve the system of equations below. Choose the

Mathematics

1 answer:

sasho [114]2 years ago

4 0

Step-by-step explanation:

-4x - 2y = 18

+ (4x - 4y = -36)

=> -6y = -18, y = 3

As we added the equations together, we have eliminated x and found y.

Hence the correct answer is "Add to eliminate x".

You might be interested in

Ng 20-21

Lisa [10]

you would spend $30

Step-by-step explanation:

if 20 calculator cost 120 then you would divide 20 by 120 which would give you 6 dollars per calculator then you would multiply that by 5 which would give you a $30 for five calculators.

4 0

3 years ago

Read 2 more answers

421.2 - 305.8<br> Using mental math

Nitella [24]

Answer:

114.4

Step-by-step explanation:

421.2

-305.2

114.4

8 0

3 years ago

What is the surface area of the cylinder d = 10 h = 7

Anna11 [10]

The answer is 120 $\pi$ . Hope I helped!

3 0

3 years ago

-3(5x-10)=[?]x + [ ]

Setler [38]

Answer:

-15x + 30

Step-by-step explanation:

-3(5x -10)

-15x + 30

7 0

2 years ago

Rectangle ABCD has vertex coordinates A(1, -2), B(4, -2), C(4,-4), and D(1,

hram777 [196]

The coordinates of C is, (3,-1)
A is the. Answer

4 0

3 years ago