21-2x=8x-(3x+4)

Simple and best practice solution for 21-2x=8x-(3x+4) 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 21-2x=8x-(3x+4) equation: 



21-2x=8x-(3x+4)

We move all terms to the left:

21-2x-(8x-(3x+4))=0



We calculate terms in parentheses: -(8x-(3x+4)), so:

8x-(3x+4)

We get rid of parentheses

8x-3x-4

We add all the numbers together, and all the variables

5x-4

Back to the equation:

-(5x-4)



We get rid of parentheses

-2x-5x+4+21=0

We add all the numbers together, and all the variables

-7x+25=0

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

-7x=-25

x=-25/-7

x=3+4/7

See similar equations:

| 21-2x=17-3x | | 21-2x=2(3x-5) | | 21-2x=3x-9 | | 21-2x=8-2x | | 21-2x=6x-15 | | 6x+3/3=7 | | 3s+14=17 | | r/17+11=14 | | 6x+3(5x-4)=12(2x+8) | | -10r+18=-12 | | 10u+5=15 | | 0.05(5t+4)=0.25(t+2)-0.30 | | 0.05(5t+4)=0.25(t+2)-0.3 | | 16(2r-7)=4(5-3r) | | 16-2e=e+9+4e | | -14/3x=18 | | 3-2x=7+9x | | 4-2x/9=x=-1 | | -2(x-3)+2=(-2x-3) | | 7y-25=5(y-3) | | -3(w-8)=-5w+40 | | 4-(2x/9)=x=-1 | | -9x+42=3(x+2) | | 6y-36(-2)=-36 | | 3(x-7)+3x=-39 | | 6(v+4)+4v=14 | | 1x=0.1 | | -6=2x=9-3x | | x^-16=9 | | 4^(x-2)=40 | | 5x^+15=15 | | 5x^+15=-15 |

Equations solver categories