5x-21=2x-8

Simple and best practice solution for 5x-21=2x-8 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 5x-21=2x-8 equation:


Simplifying
5x + -21 = 2x + -8

Reorder the terms:
-21 + 5x = 2x + -8

Reorder the terms:
-21 + 5x = -8 + 2x

Solving
-21 + 5x = -8 + 2x

Solving for variable 'x'.

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

Add '-2x' to each side of the equation.
-21 + 5x + -2x = -8 + 2x + -2x

Combine like terms: 5x + -2x = 3x
-21 + 3x = -8 + 2x + -2x

Combine like terms: 2x + -2x = 0
-21 + 3x = -8 + 0
-21 + 3x = -8

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

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

Combine like terms: -8 + 21 = 13
3x = 13

Divide each side by '3'.
x = 4.333333333

Simplifying
x = 4.333333333

See similar equations:

| 2.x=24 | | 4m^4-m^2= | | (D^2+6D+10)y=0 | | 7-9y=21 | | 9x-24=2.(x+2) | | 7-9y=2q | | 3.(x+3)=27 | | 4s+2y=18.94 | | 5.(3-2a)=55 | | 6a(7a-6)=0 | | 6x+11=2x-25 | | k/6-3=-2 | | 4x-2(3x-7)=3(2x-8)+5x | | 16x+20=16-7x | | 6x-11=x-1 | | -6x+8x-8=2(x-6)-2 | | 4x-3(3x-9)=5(3x-7)+6x | | 2y+6.5x=30000 | | -12x+144=9+63x | | b+8-9=12 | | 8=(10x-4)/2 | | ln(5x-3)-ln(x-1)=2 | | x^2+y^2+4x-3x=7 | | x-6=3x+4 | | 4(-5-9c)-8c= | | 2y^2+17=17y | | 3x-6=300 | | 64p^6q+56p^5q^3+72p^2q^2=0 | | -[2z-(13z+2)]=2+(10z+10) | | -14=-6a-a | | 5+3(-11p+3)=-4(8p-5) | | 24+x=-5x+4(1-x) |

Equations solver categories