21+x=6

Simple and best practice solution for 21+x=6 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=6 equation: 


Simplifying
21 + x = 6

Solving
21 + x = 6

Solving for variable 'x'.

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

Add '-21' to each side of the equation.
21 + -21 + x = 6 + -21

Combine like terms: 21 + -21 = 0
0 + x = 6 + -21
x = 6 + -21

Combine like terms: 6 + -21 = -15
x = -15

Simplifying
x = -15

See similar equations:

| 123-21= | | .25a+.50b+1c=20 | | 2x^2+6x+2y^2-10y+4=0 | | .25a+.50b+c=20abc | | 9-9x=10x+18 | | 2(y-3)-(2y+4)=-6y | | .25a+.50b+c=20FindABC | | 5+7x=3-(1+x) | | .25a+.50b+c=20 | | 4x+-3x= | | 182-5x=40x+22 | | 182-5x=40x+27 | | 3x-15=y+36 | | 3x-15=x+36 | | y=(2+4)(3-4) | | 1.4x=0.1x+52 | | x=600-2x^2 | | 4x+2(x+1)=14 | | -4x-(5)=30 | | y=4(.75)-12 | | 3w-2x-y+6w+15x-6y= | | .24=-18z | | 5x-3y+15w-4y-6w+8x= | | y=2lnx-8x | | 6w+8y+5x+8x-15y+3w= | | 4y-12=2y+40 | | -3(4)+y=-5 | | 2x+10=10x-48 | | 85-3x=8+19 | | 0=8-24x-12x^2 | | 10x+18y=12 | | 5(8-3x)=55 |

Equations solver categories