21-8x=-5x

Simple and best practice solution for 21-8x=-5x 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 21-8x=-5x equation:


Simplifying
21 + -8x = -5x

Solving
21 + -8x = -5x

Solving for variable 'x'.

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

Add '5x' to each side of the equation.
21 + -8x + 5x = -5x + 5x

Combine like terms: -8x + 5x = -3x
21 + -3x = -5x + 5x

Combine like terms: -5x + 5x = 0
21 + -3x = 0

Add '-21' to each side of the equation.
21 + -21 + -3x = 0 + -21

Combine like terms: 21 + -21 = 0
0 + -3x = 0 + -21
-3x = 0 + -21

Combine like terms: 0 + -21 = -21
-3x = -21

Divide each side by '-3'.
x = 7

Simplifying
x = 7

See similar equations:

| (x^3-8x)/4 | | 4.9+w=-9 | | 14x+2y=96 | | 2a+11=31 | | 4m-15=18 | | 1.25v+1.12=8.62 | | 13x-29y=2 | | 32x^5-108x=0 | | x+(5x-72)=2x | | -12x^2+4x+5=0 | | x+(5-72)=2x | | 32x=26.7 | | -27x^2-21x-4=0 | | 3x-11=-3x+7 | | 2t-6=3t+21 | | 6(8-x)=90 | | -3(3-3r)+7(3r+7)=-20 | | 17.3+v=22.32 | | 3+5x(7-2)=16+5x | | 1.8x=40.14 | | 5(m-1)+m=72 | | (5-6x)/3 | | 6x+4+52= | | 63x^2+74x-9=0 | | x+3-2x=15+x | | -16f=-15f+18 | | 7x+12-9x=16-19x+17x-4 | | (x-6)-(x+2)=5x | | 4x+1=100-7x | | 25x-9-14x+3=24x-3-13x+15 | | -14u=-15u-18 | | 6x+5=7(x-6) |

Equations solver categories