-8x+21=-4x+9

Simple and best practice solution for -8x+21=-4x+9 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=-4x+9 equation: 



-8x+21=-4x+9

We move all terms to the left:

-8x+21-(-4x+9)=0

We get rid of parentheses

-8x+4x-9+21=0

We add all the numbers together, and all the variables

-4x+12=0

We move all terms containing x to the left, all other terms to the right

-4x=-12

x=-12/-4

x=+3

See similar equations:

| c−8=16 | | x/12+4=7 | | 5x=4(x+8) | | -x+18=3x+38 | | 125=k∙16 | | x-9(2x+5)+23x=-8x+3(5x-2)+3+6 | | 9x+5=26x | | 50x+3050x-32=62(50x+12) | | 3l=39 | | 9r=45 | | f−23=14 | | y=8(1-0.15)1 | | 1+3/2x=13 | | 64n^2+11=92 | | t-4.5=35.9 | | 2.5x-x=1061 | | 7b-8=13 | | 2.5x-x)=1061 | | 4x+8=8x+5-4x+3 | | r+2.5=11.5 | | 5x+5=7x−6/2 | | -9=c-6/3 | | -1x=2.6 | | 9y=40+4y | | 6x2+15x=0 | | -16-2d=-8 | | 4x7=30 | | 9(6x+2)=-7 | | x*25+(x-36)*15+(x-45)*37=3647 | | x-36+x-45+x=x | | -10(8x-8)=2 | | 4c^2+19c-6=0 |

Equations solver categories