5c+21=3(c-4)

Simple and best practice solution for 5c+21=3(c-4) 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 5c+21=3(c-4) equation:


Simplifying
5c + 21 = 3(c + -4)

Reorder the terms:
21 + 5c = 3(c + -4)

Reorder the terms:
21 + 5c = 3(-4 + c)
21 + 5c = (-4 * 3 + c * 3)
21 + 5c = (-12 + 3c)

Solving
21 + 5c = -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.
21 + 5c + -3c = -12 + 3c + -3c

Combine like terms: 5c + -3c = 2c
21 + 2c = -12 + 3c + -3c

Combine like terms: 3c + -3c = 0
21 + 2c = -12 + 0
21 + 2c = -12

Add '-21' to each side of the equation.
21 + -21 + 2c = -12 + -21

Combine like terms: 21 + -21 = 0
0 + 2c = -12 + -21
2c = -12 + -21

Combine like terms: -12 + -21 = -33
2c = -33

Divide each side by '2'.
c = -16.5

Simplifying
c = -16.5

See similar equations:

| 7(5-z)/6=-z | | y/17=10 | | -2y+14=4y-16 | | 5-2x=7x | | 4+0=4 | | 20-(2d-2)=40 | | X-3/x+2=0 | | 9x^2-4xy+6y^2+6x-8y+2=0 | | 5/x-9=-4 | | 2(2+-3)=6(5+2) | | 300x^2+200x-375=0 | | -8(5)=5(-8) | | -15/4+x/3=--41/12 | | 9=78*3.14 | | 8+15x-4=8x+100-5x | | x(3x-7)=120 | | 8z+9-7z=-6-16z+6 | | 2.6(5)-13=x | | 5(2x+6)=-4(5-2)+3x | | 2/3b=10-1/6b | | 15/n=20/8 | | 1.9r/0.3 | | 2z+2=3z | | 5*2*x=15 | | n=5+16/4 | | 14-(2q+5)=-2q+5 | | 18+7x=-8(3x+2) | | -6=23-2x-5 | | 4t-20+2=t+3 | | 8/11=4/y+2 | | 4.7=r/5 | | 3/4x=4+1/3x |

Equations solver categories