I need helps pls and show ur work so I can understand

Answer:
x = -1 / 3
Explanation:
-10.5x + 7 = 1.5x - 6x + 9 ( collecting like terms)
-10.5x + 7 = -4.5x + 9 (move the terms)
-10.5x + -4.5x + 9 (collect like terms calculate)
-6x = 2 (divide by both sides)
x = -1/3
:/