– 7 – 3x = 5x + 9
– 3x – 5x = 9 + 7
-8x = 16
x = -2
– 7 – 3x = 5x + 9 – 3x – 5x = 9 + 7 -8x = 16 x = -2
– 7 – 3x = 5x + 9
– 3x – 5x = 9 + 7
-8x = 16
x = -2
– 7 – 3x = 5x + 9 – 3x – 5x = 9 + 7 -8x = 16 x = -2