x=8x+21

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


Simplifying
x = 8x + 21

Reorder the terms:
x = 21 + 8x

Solving
x = 21 + 8x

Solving for variable 'x'.

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

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

Combine like terms: x + -8x = -7x
-7x = 21 + 8x + -8x

Combine like terms: 8x + -8x = 0
-7x = 21 + 0
-7x = 21

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

Simplifying
x = -3

See similar equations:

| 4x+12=x+2 | | 10x-4=7x+3 | | 3x^3-4x^2-7x+28=0 | | -7x+x=17 | | 30c+80=20c+90 | | 9w=3060 | | 4/15=x/3 | | (5x^2-4)(3x^2-7)= | | 6x+0.7-2x-7=0.6x-0.3+0.4x | | 2x^4=16x^2 | | -6-29=5x-7 | | s^2+13s^1+36=0 | | 4.3+1.3=3.1n+2.8 | | -x^3+4x^2+7x=28 | | 3+x+8=6+x-6 | | x-10=62-5 | | 5+15x=30 | | x/3=4/15 | | 4(d+2)=2d-7 | | 1/2x-8=41 | | 3b-12=-9 | | 9(d-2)+3= | | 2x^2+6xy-y^2+77=0 | | -2v+34=16 | | 6g+=2g+24 | | B+4=26-5 | | 98(d-2)+3= | | 2n+18=23+5+n | | 4x-7+11x=8 | | 15=5(1-x) | | 3=20-v | | 5(a+1)=2a-5 |

Equations solver categories