Step-by-step explanation:
4x - 9 = 6- x
4x + x = 6 + 9
5x = 15
x = 15/5
x = 3
Answer:
X=3
4x — 9 = 6 — x
Add 9 on both sides
4x=15-x
add x on both sides
5x =15
divide by 5
x=3
