7v-21=

Simple and best practice solution for 7v-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 7v-21= equation: 


Simplifying
7v + -21 = 0

Reorder the terms:
-21 + 7v = 0

Solving
-21 + 7v = 0

Solving for variable 'v'.

Move all terms containing v to the left, all other terms to the right.

Add '21' to each side of the equation.
-21 + 21 + 7v = 0 + 21

Combine like terms: -21 + 21 = 0
0 + 7v = 0 + 21
7v = 0 + 21

Combine like terms: 0 + 21 = 21
7v = 21

Divide each side by '7'.
v = 3

Simplifying
v = 3

See similar equations:

| -16x^2+58x+6=0 | | s+1s+20=48 | | 1/2x+6=2x-7 | | V+4+6=12 | | -n-24=-5+c | | 4x-18+5x=10 | | 14d+8-2d-4= | | 2y+x=-11 | | 10=x-2y | | 4a(10a+1)=0 | | 9x-1=7x+39 | | 7y-10=y+50 | | 5(x+6)+x=x+30 | | NRS=5x | | -20-4b=20-5b-9b | | -14.5x(-1.5a)=-31 | | 4(2x-5)+15=3(3x+10) | | 9-4u=-10+3u-9 | | 2x-10+7x+10=180 | | 4x+8y+24=0 | | RNP=(8x+63) | | 4(2x-5)+15=3(3x+30) | | 3m-5=0 | | 12x+(-4x+10)=54 | | r+3-6r=r | | 1+4x-1=-8 | | 3x+3+1+2x=2x+2+x | | 2x+30+3x-45=180 | | -3(5s-4)-12=-2(9s+9)-2 | | 10x^2+x-6=0 | | -125=5x-5(4x-11) | | -5w-4=-w |

Equations solver categories