15-x=x-9

Simple and best practice solution for 15-x=x-9 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-x=x-9 equation:


Simplifying
15 + -1x = x + -9

Reorder the terms:
15 + -1x = -9 + x

Solving
15 + -1x = -9 + x

Solving for variable 'x'.

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

Add '-1x' to each side of the equation.
15 + -1x + -1x = -9 + x + -1x

Combine like terms: -1x + -1x = -2x
15 + -2x = -9 + x + -1x

Combine like terms: x + -1x = 0
15 + -2x = -9 + 0
15 + -2x = -9

Add '-15' to each side of the equation.
15 + -15 + -2x = -9 + -15

Combine like terms: 15 + -15 = 0
0 + -2x = -9 + -15
-2x = -9 + -15

Combine like terms: -9 + -15 = -24
-2x = -24

Divide each side by '-2'.
x = 12

Simplifying
x = 12

See similar equations:

| 8x+2+40+12x+5+9x+8+160=360 | | 6-1*b=19 | | 2x+3x+2y= | | .7r=17-r | | 43-3z=6z-2 | | 20+4.50x=30+2.50x | | 320=(2x+12)(2x+16) | | -1.6x=.5 | | 4y+36-2y=20 | | 11h+14=7+14h | | 17/r=10 | | factorp^2-36= | | 320=(2x+12)(2x*16) | | 3a-49=0 | | x+5x=x+120 | | 5=-7(3z-4) | | 5x-(-2x)+3(-x)=3x+7 | | 10+.7r=17 | | 16/38=200/m | | p^2-36= | | X^2+1=182 | | y=864-x^2 | | 17x-199=4000 | | .428x+5=8 | | ln(x+3)+ln(x)=ln(11x-15) | | .7r=1.7r-r | | x=2y^2-2y+12 | | 3c+4=-4c-7 | | V=(3.14)(6)(84) | | s+2w=120 | | 12/9=8/x | | 16/1/6 |

Equations solver categories