(5x+21)=(9x-7)

Simple and best practice solution for (5x+21)=(9x-7) 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 (5x+21)=(9x-7) equation: 



(5x+21)=(9x-7)

We move all terms to the left:

(5x+21)-((9x-7))=0

We get rid of parentheses

5x-((9x-7))+21=0



We calculate terms in parentheses: -((9x-7)), so:

(9x-7)

We get rid of parentheses

9x-7

Back to the equation:

-(9x-7)



We get rid of parentheses

5x-9x+7+21=0

We add all the numbers together, and all the variables

-4x+28=0

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

-4x=-28

x=-28/-4

x=+7

See similar equations:

| 19-2k=9 | | 7+5x3x+5=90 | | 200=12x+20 | | 6t^2=-18 | | 5x+73x+5=90 | | 19−2k=9 | | –20z+18=–14+2−15z | | 2(p+-5)+3p=p+6 | | 3/5+a=-3/5 | | –6w−1=5−6w | | 34=-9x+7 | | 4+2n=10+2n | | 5x+73x+7=90 | | 3(p+-15)+9p=p+8p | | 10x-4=-2x+20 | | 84=-9x+3 | | 5(p-5)+7p=p+18 | | 84=9-x+3 | | -34=-10x+6 | | -2)-c-20)=-2c-20 | | (3x+5)(5x+7)=90 | | 3/8t+15/2=18 | | 3x+5(5x+7=90 | | 12=6s-12 | | 3x+55x+7=90 | | 4(x+7)=(4x+28 | | 360=109+109+5x+14+3x+8 | | -3x+6=-5x-14 | | –8+9h=–2+10h | | –6+7k=8k | | (12x+5)=(14x-7) | | (2y+1)(y+6)=2y(y+4) |

Equations solver categories