Question

Find the solution of this system of equations
4x - 2y = 0
-X - 2y = -25

Answer 1

x=5

y=10

Explanation:

4x-2y=0

-x-2y=-25

subtract

5x=0-(-25)

5x=25

x=25/5=5

-5-2y=-25

2y=-5+25

2y=20

y=20/2=10

Answer 2

y = 25

X = 25/2 is the value of X an dy