2u+21=5(u+9)

Simple and best practice solution for 2u+21=5(u+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 2u+21=5(u+9) equation: 



2u+21=5(u+9)

We move all terms to the left:

2u+21-(5(u+9))=0



We calculate terms in parentheses: -(5(u+9)), so:

5(u+9)

We multiply parentheses

5u+45

Back to the equation:

-(5u+45)



We get rid of parentheses

2u-5u-45+21=0

We add all the numbers together, and all the variables

-3u-24=0

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

-3u=24

u=24/-3

u=-8

See similar equations:

| 675=-9(5x-20) | | 10x^+19x=+6 | | (3x-30)+(x+42)=180 | | 57=3c | | -2(1+6r)=-98 | | 896=-7(11x-7) | | 4(2x-6=32 | | 4x+4=3+15 | | 2z=76 | | x+(x-3)=57 | | 522=9(-7x+12) | | -11u−-10u−-13u+-u=-11 | | 11+1=19x-31 | | 64=-14x-90 | | 9w=90 | | 12^x^2+5x-4=12^2x+6 | | 11.5m-27=-93 | | -4+8x=-12 | | 3/2t-1/5t=2 | | 7y-26=9 | | x+2+66=90 | | X=4x+27 | | 3x+119=71 | | 7(x-6)=-16 | | 18u+5u-18u-2u=6 | | 3s-18=6 | | -9=-3(k−5) | | 18-4x=6x-7 | | 2=y- | | m-m+m=17 | | m2+ 15=19 | | 11r-11r+2r-r=9 |

Equations solver categories