13+3x=21-x

Simple and best practice solution for 13+3x=21-x 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 13+3x=21-x equation: 



13+3x=21-x

We move all terms to the left:

13+3x-(21-x)=0

We add all the numbers together, and all the variables

3x-(-1x+21)+13=0

We get rid of parentheses

3x+1x-21+13=0

We add all the numbers together, and all the variables

4x-8=0

We move all terms containing x to the left, all other terms to the right

4x=8

x=8/4

x=2

See similar equations:

| 52=d+38 | | 11x-x=-4x | | g-14=1 | | 14=h+6 | | 18+2k=-2 | | -9=-2x+1 | | 4.2x(-1)=-6x(-9.1) | | h2+3=3(h4-1) | | 14=3x+5;3 | | −2.1(3x−4.2)=−1.89 | | 5/6v=910 | | 2.2=x-65/10 | | 1.40=x-65/10 | | 7(f-9)=63. | | 9+-s/5=6 | | z=1.4-65/10 | | 4/5y=28/4/9 | | f-6=-12 | | -2r+2=-4-r | | 4y=+6 | | y2=3y-1 | | -2x/6=4/12 | | x=1-√17-2x | | -3+5g-7=5g-2+g-2 | | 3y=12 | | 11000=5x-4000 | | 3y+5=-16 | | 9+8-3x6+3x6+7x6= | | 0.8s=4.8 | | 1=8.5x | | 2y+6=28 | | (4x+1)(5x+1)=0 |

Equations solver categories