-8x-21=43

Simple and best practice solution for -8x-21=43 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 -8x-21=43 equation: 


Simplifying
-8x + -21 = 43

Reorder the terms:
-21 + -8x = 43

Solving
-21 + -8x = 43

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 + -8x = 43 + 21

Combine like terms: -21 + 21 = 0
0 + -8x = 43 + 21
-8x = 43 + 21

Combine like terms: 43 + 21 = 64
-8x = 64

Divide each side by '-8'.
x = -8

Simplifying
x = -8

See similar equations:

| 3x+4+x^2=0 | | x^2+3-180=0 | | Y-4=3(-1-1) | | 100=20+x-.2x | | -5cd^3(8d+3c-c^2d)=f(x) | | 3(6x+9)+2x=69 | | 5n+4=67-4n | | 16=-2x-4y | | 75-6x=4x-14 | | x^2(x^4-12x^2-16)=64 | | 281.6=20+x-.2x | | 6.7a+14=94.4 | | -4x+6(5x+4)=154 | | 4x^2=-45 | | 8x^2+29x+90=0 | | 40x^2-400x+500=0 | | 4.07x+28.49=56.98 | | 420=x^2+x | | x^2+16=17x+16 | | -7x+22=-6 | | X-3-2x=5 | | -8=-3(3n-4) | | -9=-3+w | | 4.8c^2-30=0 | | Y-4=3(-2-1) | | 8+-3x=6y | | 44=7x-2(2x-10) | | 13x-1=138 | | 7-2(8-5x)=26 | | 4.8c^2-c^2=0 | | -1-5n=14 | | .01t^2+.5t-14=0 |

Equations solver categories