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
7c + -12 = -21

Reorder the terms:
-12 + 7c = -21

Solving
-12 + 7c = -21

Solving for variable 'c'.

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

Add '12' to each side of the equation.
-12 + 12 + 7c = -21 + 12

Combine like terms: -12 + 12 = 0
0 + 7c = -21 + 12
7c = -21 + 12

Combine like terms: -21 + 12 = -9
7c = -9

Divide each side by '7'.
c = -1.285714286

Simplifying
c = -1.285714286

See similar equations:

| 10x-15=5x-20 | | H=0.05x+10.75 | | 1-6x=7x-38 | | .5x+4=-.25x+1 | | (5x-8)-(7-10x)=-12 | | 3.05w+3.37=20.6855 | | 3xy+4yx+4y^2=15 | | 8a+9=9a | | -6n+21n=12n-15 | | -7(y-12)=-1476 | | 14y-4+26=180 | | 2(-12)+4y=12 | | 6b-40=4(1+7b) | | 6(P+2)-P-6=-7(P+4)+10 | | 4(c-3)+3=2+c-11 | | 5=4x-3x+5 | | 6b-40=4(1-7b) | | 7-3x^2=(x+2)-6 | | 7x^2=693 | | -4.6b-3.2=24.906 | | (3+2y)8-10= | | 4-3/2=16 | | 6b+40=4(1-7b) | | 3xy+4yx+4y^2=12 | | (3z+4)-(2z+9)=15 | | 2/5-3i | | .5x+4=-.25+1 | | 9/1=8/h | | 2x+5y+137=180 | | 6[3x-1-2x]=2(2x-13) | | -3x^2=-150 | | 27=15+3m+m |

Equations solver categories