-21+7x=10(x-1)

Simple and best practice solution for -21+7x=10(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+7x=10(x-1) equation:


Simplifying
-21 + 7x = 10(x + -1)

Reorder the terms:
-21 + 7x = 10(-1 + x)
-21 + 7x = (-1 * 10 + x * 10)
-21 + 7x = (-10 + 10x)

Solving
-21 + 7x = -10 + 10x

Solving for variable 'x'.

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

Add '-10x' to each side of the equation.
-21 + 7x + -10x = -10 + 10x + -10x

Combine like terms: 7x + -10x = -3x
-21 + -3x = -10 + 10x + -10x

Combine like terms: 10x + -10x = 0
-21 + -3x = -10 + 0
-21 + -3x = -10

Add '21' to each side of the equation.
-21 + 21 + -3x = -10 + 21

Combine like terms: -21 + 21 = 0
0 + -3x = -10 + 21
-3x = -10 + 21

Combine like terms: -10 + 21 = 11
-3x = 11

Divide each side by '-3'.
x = -3.666666667

Simplifying
x = -3.666666667

See similar equations:

| 4s+28= | | 8(x-1)=5x+19 | | 45-1=8-2s | | 8x-27=13+3x | | A=(3x-7)(2x-3) | | 6n-23=-37+4n | | 5x+4x=2x+25 | | 13.20+4p=12p+10 | | 60-x=294 | | 2b+15=7b | | 175=94-v | | 11(x-y)= | | 3.1(x+2)-1.5x=5.2x-20.8 | | 39-y=168 | | 4(c+6)= | | 8x+12=10x-3 | | H-20=44 | | 5y+4+y-7= | | 4n-4=16 | | Q+30=100 | | 10n=18 | | 65X^2-29X+4=0 | | 35n=25 | | 8x+14-2+13x=180 | | 650x+200y=279982000 | | 8x+47=12 | | 8(z-1)=-3(z+2) | | 250x+2y=2345 | | (7+v)(5v+8)=0 | | 7(x-4)+1=222 | | -4(c+3)=-24 | | -18=-0.6k |

Equations solver categories