21-5x=3(x-1)

Simple and best practice solution for 21-5x=3(x-1) 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 21-5x=3(x-1) equation:


Simplifying
21 + -5x = 3(x + -1)

Reorder the terms:
21 + -5x = 3(-1 + x)
21 + -5x = (-1 * 3 + x * 3)
21 + -5x = (-3 + 3x)

Solving
21 + -5x = -3 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
21 + -5x + -3x = -3 + 3x + -3x

Combine like terms: -5x + -3x = -8x
21 + -8x = -3 + 3x + -3x

Combine like terms: 3x + -3x = 0
21 + -8x = -3 + 0
21 + -8x = -3

Add '-21' to each side of the equation.
21 + -21 + -8x = -3 + -21

Combine like terms: 21 + -21 = 0
0 + -8x = -3 + -21
-8x = -3 + -21

Combine like terms: -3 + -21 = -24
-8x = -24

Divide each side by '-8'.
x = 3

Simplifying
x = 3

See similar equations:

| -7g=0 | | [x+3]=-12 | | x=7x+27 | | 15+(-8)= | | 6w+18/3=29-4-9 | | -5(4x+3)+5x=60 | | -(n+2)=-26+2n | | 2(y-3)=-3(y-5) | | 1/2y-4=-17 | | 20t+100=460 | | 8=y/3 | | 9/(3/8) | | w/14=-1 | | 11q+-13q-2=10 | | 9(3/8) | | 4=7+1x | | 5(3x-2)=11 | | 2x=z | | 4x+7=12+x | | 4(x-7)=12-5+13 | | .02(30)+.10x=.08(30+x) | | 4(a-3)=2 | | 2m+12=4 | | C-4=-12 | | x/12-10=13/24 | | -4+r=108 | | 8(4k-4)=(5k)-32 | | 14b=-2b+14 | | -3/4+1/3x=-1/6 | | -7(2x+3)=91 | | -.45=.3x+.15 | | 0.5(150+x)=525 |

Equations solver categories