x = -2
multiply by 5 both sides
5(x) = -2 (5)
5x = -10
x = -2
multiply by 8 both the sides
8(x) = -2 × 8
8x = -16
Divide by 3 both the sides
x = -2
multiply by 9 both the sides
9(x) = -2 × 9
9x = -18
Subtract 7 from both the sides 9x - 7 = -18 – 7
9x – 7 = -25 ...... 3.
