90=13x+(10x+21)

Simple and best practice solution for 90=13x+(10x+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 90=13x+(10x+21) equation: 



90=13x+(10x+21)

We move all terms to the left:

90-(13x+(10x+21))=0



We calculate terms in parentheses: -(13x+(10x+21)), so:

13x+(10x+21)

We get rid of parentheses

13x+10x+21

We add all the numbers together, and all the variables

23x+21

Back to the equation:

-(23x+21)



We get rid of parentheses

-23x-21+90=0

We add all the numbers together, and all the variables

-23x+69=0

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

-23x=-69

x=-69/-23

x=+3

See similar equations:

| 15-3(x+5=-21+6x | | p-21=5p+3 | | 2(a-1)/4a=3a+2 | | 13z=-52 | | 3a^2-26a=9 | | f(5)=125 | | -1239=7(14x-23) | | 3000x=33900 | | f(5)=5 | | -2x+P=0 | | 5x+17=-4x-2 | | 8(x+8)=8X | | n3-12=-9 | | 23+0.35p=58 | | 6(5-8w)+12=-5 | | -5(1-7b)=240 | | 2(1+5n)+2=-25-5n | | P=0.6p+8 | | 3/4y+1=8 | | C=39.92+0.25x | | 10b+1-3=7 | | 1.2/3t=20 | | 6.3=2n-1 | | 5-(x/9)=-1 | | 10(5x-1)-18=48x+10 | | 4x-3=2(x-4)-1 | | 3/2p-4=p+13 | | 2x^2-24-40=0 | | 10b+5-3=7 | | (3x+10)-90=70-x | | X^3-(2x2)+.5=0 | | 800/6m=1000/10m |

Equations solver categories