Solve
y=8
-4x-5y=-20
First, substitute y=8 into the second equation:
-4x - 5(8) = -20
-4x - 40 = -20
Add 40 to both sides:
-4x = 20
Divide by -4:
x = -5
So the solution to the system of equations is x = -5 and y = 8.
y=8
-4x-5y=-20
-4x - 5(8) = -20
-4x - 40 = -20
Add 40 to both sides:
-4x = 20
Divide by -4:
x = -5
So the solution to the system of equations is x = -5 and y = 8.