7c-42=3c-12

Simple and best practice solution for 7c-42=3c-12 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 7c-42=3c-12 equation:


Simplifying
7c + -42 = 3c + -12

Reorder the terms:
-42 + 7c = 3c + -12

Reorder the terms:
-42 + 7c = -12 + 3c

Solving
-42 + 7c = -12 + 3c

Solving for variable 'c'.

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

Add '-3c' to each side of the equation.
-42 + 7c + -3c = -12 + 3c + -3c

Combine like terms: 7c + -3c = 4c
-42 + 4c = -12 + 3c + -3c

Combine like terms: 3c + -3c = 0
-42 + 4c = -12 + 0
-42 + 4c = -12

Add '42' to each side of the equation.
-42 + 42 + 4c = -12 + 42

Combine like terms: -42 + 42 = 0
0 + 4c = -12 + 42
4c = -12 + 42

Combine like terms: -12 + 42 = 30
4c = 30

Divide each side by '4'.
c = 7.5

Simplifying
c = 7.5

See similar equations:

| 3x+3=-3x-1 | | 8z+4=8z | | 50+80+x+65=90 | | x(-32+5x)=0 | | 3(-x-1)= | | 17+3(z-2)-11Z=-7Z | | -14.5f+1.5=-31 | | a=-2+-3bx+2fx | | -(8y+2)-(7y-6)=1 | | a=-3bx-1+2fx-1 | | ax+3b=2f | | 8(.5x-2)=3(x+5) | | 30x=5x+3 | | (X+7)(x-9)=0 | | z^2+16z+15=0 | | -(3y+1)=-(-10+3y) | | 5x+8-3x+4=20 | | 3x+21=4x-36 | | 4x+8=x+12 | | 6(3k+1)=-6k-18 | | 15y^2=20y | | 5(t)-k=3k | | -15x+10=10x-40 | | 5x^2-32x=0 | | -4x=14+3x | | -3(2s-5)-15=-3(9s+0)-5 | | -5(-8r+3)=-3(-2+3r) | | X(3)=-8 | | -4x=14+3 | | 5(m-2)+36=-34 | | 8x+8=6x+6 | | 2(f+3)=8f-14 |

Equations solver categories