4x+15=9x
Subtract 9x from both sides of the equation.
4x+15-9x=0
Subtract 9x from 4x.
-5x+15=0
-5x+15=0
Subtract 15 from both sides of the equation.
-5x=-15
Divide each term in -5x=-15 by -5.
-5x-5=-15-5
Cancel the common factor of -5.
Cancel the common factor.
-5x-5=-15-5
Divide x by 1.
x=-15-5
x=-15-5
Divide -15 by -5.
x=3
x=3
Solve for x 4x+15=9x