13x-6x=21

Simple and best practice solution for 13x-6x=21 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 13x-6x=21 equation: 


Simplifying
13x + -6x = 21

Combine like terms: 13x + -6x = 7x
7x = 21

Solving
7x = 21

Solving for variable 'x'.

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

Divide each side by '7'.
x = 3

Simplifying
x = 3

See similar equations:

| 11x-24=108 | | 3.5a=-7 | | 19-x=5 | | 2x+10=-4 | | y-8=2(5-4y) | | 2(x+3)=5(x-1) | | 2y+x=16 | | 4m^9+6m^4+8m^2= | | 3(c-7)=4(c-8) | | 150=25p | | 12-x=2 | | 2n+7=15 | | 11y=55 | | 4x-5=14x-105 | | 11y=5 | | 5(m-2)=3m(2m+6) | | 6-y=4 | | 4x+32=13x-76 | | 30=10x | | 9x-13=5x+3 | | A-9=18 | | 3(x-9)=2x | | A-9=19 | | 5x+62=9x+14 | | x+9x-3=10x | | Y-7=11 | | 9x+5=4x+20 | | 7f-9=8f+6 | | 7x-28=42 | | 6x-y=0 | | -3x+5=-2x | | 6x^2-29X+34=-8X+7 |

Equations solver categories