Question

4x - 9y = 1
2x + y = -5

Answer 1

y=1

x=5/2

Explanation:

4x-9y=1

(2x+y=-5)-2

4x-9y=1

-4x-2y=10

_________

-11y=11

y=-1

4x-9y=1

4x-9(1)=1

4x=10

x=10/4

x=5/2