Question

if x = 4 in this equation, what does y equal? 5x+8y=4

Answer 1

5x + 8y = 4.....when x = 4
5(4) + 8y = 4
20 + 8y = 4
8y = 4 - 20
8y = - 16
y = -16/8
y = -2 <==