7(c+-12)=-21

Simple and best practice solution for 7(c+-12)=-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 7(c+-12)=-21 equation:


Simplifying
7(c + -12) = -21

Reorder the terms:
7(-12 + c) = -21
(-12 * 7 + c * 7) = -21
(-84 + 7c) = -21

Solving
-84 + 7c = -21

Solving for variable 'c'.

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

Add '84' to each side of the equation.
-84 + 84 + 7c = -21 + 84

Combine like terms: -84 + 84 = 0
0 + 7c = -21 + 84
7c = -21 + 84

Combine like terms: -21 + 84 = 63
7c = 63

Divide each side by '7'.
c = 9

Simplifying
c = 9

See similar equations:

| sqrt(2t+3)=5 | | Y^2/y^-6 | | 12+6b=24 | | -6v+2(v-6)=28 | | 1-s=6-6-s | | 6x+7=19x-8 | | 7v-9=19 | | X+30=2(x-30) | | 3x-7=-5+17 | | -33=-8+5x | | 1.6+0.4x=3.4-0.2x | | -33=-8 | | 5x-1/2=4×-3/4 | | 16x+35=3 | | 2u-17=11 | | X+12=16-x | | -667=-29(h+844) | | 0.65x^2+15x=125 | | 11-9t=15t-49 | | 3u^2-26u+15=0 | | 11a-38=5a+70 | | -(1+7x)=6(-7-x)+36 | | 25x+100+7=3 | | 19-4y=-17-6y | | 21-3h=3 | | 3s-12=51 | | 3x+20.4=3x+6 | | 0.8(4.16-3x)=-1.5x | | 3.50x+2.50=13 | | x-2/4-2x-3/2=4 | | 6(2x-5)+4x=-78 | | 200m-75m+53350=53825-150m |

Equations solver categories