Answer:
it is correct
Step-by-step explanation:
shown above in the photo
- 4x + 3y = - 20
4x + 2y = - 5
_____________ +
- 4x + 4x + 3y + 2y = - 20 + (- 5)
5y = - 20 - 5
5y = - 25
y = - 5
4x + 2(-5) = - 5
4x - 10 = - 5
4x = 10 - 5
4x = 5
x = 5/4
