90x-7x=20x+21

Simple and best practice solution for 90x-7x=20x+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 90x-7x=20x+21 equation:


Simplifying
90x + -7x = 20x + 21

Combine like terms: 90x + -7x = 83x
83x = 20x + 21

Reorder the terms:
83x = 21 + 20x

Solving
83x = 21 + 20x

Solving for variable 'x'.

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

Add '-20x' to each side of the equation.
83x + -20x = 21 + 20x + -20x

Combine like terms: 83x + -20x = 63x
63x = 21 + 20x + -20x

Combine like terms: 20x + -20x = 0
63x = 21 + 0
63x = 21

Divide each side by '63'.
x = 0.3333333333

Simplifying
x = 0.3333333333

See similar equations:

| 9x^2-12x-12=0 | | 3x-3x^2=0 | | -3w-7v+4w+v=w-6v | | -7+-1(84+77)= | | 13-7x=163-42x | | 7(x+4)-2(x+4)=15 | | 8x+2=3x+2x+1 | | -3x^2+x=1 | | -3x^2+x= | | 7x+2=6x-1 | | 4x+2x=6x+3+2 | | 2x(x^2-5x-50)=0 | | 50=x+(x+6) | | 4m-10=-12+3m | | 18h-h=-17 | | -3(6p+5)-2(2-17p)=3(7+5p) | | (x-3)-(2x-10)=1 | | .3(6x-15)=.5(10x-4) | | -7-(84-77)= | | X+-9=3 | | 12-5x=2x+6(x-10) | | 2z-11=-35+8z | | (1-x)(1-x)=0 | | 9x-(5x+3)=13 | | 2(b+4)-(9+b)=-3 | | -6-11= | | 46=47+(-1x) | | h(t)=23 | | 3p+3p=-7+5p+7+p | | 7c+23=54c | | 1.5=x+(x+1) | | -7-x=-4-2x |

Equations solver categories