Question

Need help...

How do I solve these systems of equations? What method should I use?
8x + 5y = -17
y = -5​

Answer 1

Substituition. (1,-5)

Explanation:

Take y=-5 and plug it into the equation. 8x-25=-17. Solve equation; 8x=8. Simplify; x=1. Plug your x-values and y-values into parentheses. X first, then y. (1,-5).