emiliemon3619 emiliemon3619

22-01-2021
Mathematics

contestada

Use elimination to solve the system of equations. 5x-2y=-3 4x-2y = -6

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thebecks thebecks

22-01-2021

Answer:

x=3, y=9

Step-by-step explanation:

5x-2y=-3

4x-2y=-6

Then:

solve for y:

-2y=-6-4x

y=3+2x

Substitute y into either equation:

4x-2(3+2x)=-6

4x-6-4x=-6

-6=-6, use other equation

5x-2(3+2x)=-3

5x-6-4x=-3

x-6=-3

x=3

then:

y=3+2(3)

y=9

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