Question

solve by subsitution
6x + 5y = 27
x = 17 -8y
my answer was (3,-7)

Answer 1

6(17-8y) + 5y = 27

102 -48y + 5y = 27

-43y = -75

y = 1.74

How did you get your answers? Do you have a typo in your post?