-15-9x=9x+21

Simple and best practice solution for -15-9x=9x+21 equation. Check how easy it is, and learn it for the future. Our solution is simple, and easy to understand, so don`t hesitate to use it as a solution of your homework.

If it's not what You are looking for type in the equation solver your own equation and let us solve it.

Solution for -15-9x=9x+21 equation:


Simplifying
-15 + -9x = 9x + 21

Reorder the terms:
-15 + -9x = 21 + 9x

Solving
-15 + -9x = 21 + 9x

Solving for variable 'x'.

Move all terms containing x to the left, all other terms to the right.

Add '-9x' to each side of the equation.
-15 + -9x + -9x = 21 + 9x + -9x

Combine like terms: -9x + -9x = -18x
-15 + -18x = 21 + 9x + -9x

Combine like terms: 9x + -9x = 0
-15 + -18x = 21 + 0
-15 + -18x = 21

Add '15' to each side of the equation.
-15 + 15 + -18x = 21 + 15

Combine like terms: -15 + 15 = 0
0 + -18x = 21 + 15
-18x = 21 + 15

Combine like terms: 21 + 15 = 36
-18x = 36

Divide each side by '-18'.
x = -2

Simplifying
x = -2

See similar equations:

| 4p=129(p-2) | | 3x+12=38-7x | | -6-3=k+3 | | 99-2x=6x+11 | | 6(c+4)-4c=-18 | | -41-4x=7-10x | | 59-4x=8x+23 | | 3x^2+147=42 | | (7x+1)+(8x-3)=x | | 5(3z+13)=6(5z+3) | | -2+5(x+4)=6k+12 | | 9+8x=44+x | | 3x+30=13x-70 | | 5x-5=15x-75 | | 2(3x-1)=10+2x | | 2(3.5+6)=2.5n-2 | | x=9-x | | 6x+73=12x+13 | | 8x+9=4x+13 | | 8x-8=72 | | 6(x+8)=5(x-4) | | 8x-17=4x+3 | | 6+3x=14+x | | 5x+32=7x+12 | | x+15=4x-6 | | 78-2x=10x+18 | | 3x+40=11x-24 | | 2x+7=56-5x | | 6(g+3)=-2(g+31) | | 8+3x=20+x | | 5x+2y=19 | | 6x-5=14x-53 |

Equations solver categories