Answer:
x = 3
Step-by-step explanation:
x + 3 = 4x - 6
add 6 to both sides
x + 9 = 4x
subtract x from both sides
9 = 3x
divide 3 from both sides
1x+3 =4x-6
subtact 1x from each side
3 = 3x -6
add 6 to each side
divide each side by 3
3=x
