Solve by substitution method x + 2y = -1 5x + 2y = -13?

x+2y =-1 5x+2y=-13
x+2y+−2y=−1+−2y
x=−2y−1
5x+2y=−13
5(−2y−1)+2y=−13
−8y−5=−13
−8y−5+5=−13+5
−8y=−8
-8y÷-8
-8y-(-8)
-8-(-8)
y=1
x=−2y−1
x=(−2)(1)−1
x=−3
Answer x=−3 and y=1