3v+21=-7(v+7)

Simple and best practice solution for 3v+21=-7(v+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 3v+21=-7(v+7) equation: 



3v+21=-7(v+7)

We move all terms to the left:

3v+21-(-7(v+7))=0



We calculate terms in parentheses: -(-7(v+7)), so:

-7(v+7)

We multiply parentheses

-7v-49

Back to the equation:

-(-7v-49)



We get rid of parentheses

3v+7v+49+21=0

We add all the numbers together, and all the variables

10v+70=0

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

10v=-70

v=-70/10

v=-7

See similar equations:

| a+51=12 | | 50+a=75 | | 3(x+2)-x+3=2(x+4) | | –3^7x–2=4 | | (7x-3)°=(6x+17)° | | 915=z+269 | | 7/175=17/c | | 4x=63+(x+24) | | -3+3v=-21 | | (-6a-5)(a+5)=0 | | -11/5b+2=-3/5b+10 | | 2w-10=-3w | | 10+6y=16-2y | | 25z=-300 | | 2x–7–3=5x+11 | | x+56x+56=8 | | 21x+42=567 | | 5x-(x-18)=6-2(x+15) | | z-902=-255 | | 6x+12=7× | | |2x–7|–3=5x+11 | | 8x+14–24x=-2(3x+7) | | 1x3x=18 | | -34=6(x-7)-8x | | 3+–2w=9 | | 75=5f | | 6+2^5x=12 | | 30=m+18 | | -5x+18=-3x+12-2x | | -8(6+s)=-96 | | (3x+17)+(9x-5)=180 | | 30=4/5x+12 |

Equations solver categories