-21-x=-4x+21

Simple and best practice solution for -21-x=-4x+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 -21-x=-4x+21 equation:


Simplifying
-21 + -1x = -4x + 21

Reorder the terms:
-21 + -1x = 21 + -4x

Solving
-21 + -1x = 21 + -4x

Solving for variable 'x'.

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

Add '4x' to each side of the equation.
-21 + -1x + 4x = 21 + -4x + 4x

Combine like terms: -1x + 4x = 3x
-21 + 3x = 21 + -4x + 4x

Combine like terms: -4x + 4x = 0
-21 + 3x = 21 + 0
-21 + 3x = 21

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

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

Combine like terms: 21 + 21 = 42
3x = 42

Divide each side by '3'.
x = 14

Simplifying
x = 14

See similar equations:

| 2(6x-3)=(4x+7)3 | | 288=12x | | 4x-57=15-5x | | 40=40+4r | | 3y^3-2y^2-15y+10=0 | | x+7.45=140 | | 5=4+17x | | 3x-4-12x+9= | | 3x+117=7x+187 | | 24=12+9f | | 31=9+2e | | 4x-54=37-3x | | -2x-3y=-21 | | 62=5+7g | | 42=10u+12 | | 0.66x+0.27=3.438 | | 59=8r-7 | | 48=4k+4 | | [r+3]=3 | | 29=2b-15 | | 0.10(g+5.00)=2.40 | | 65(2x)+260x=780 | | -27=7a+4a | | 12x+(-11y)+(-4x)+13y= | | 7a+22=24 | | 66-41=3 | | [t+4]=0 | | 5k+10=77 | | 12x+(-11y)=(-4)+13 | | -3+4c=15 | | 0.10(g+5.00)=2.00 | | 4e-13=26 |

Equations solver categories