3x+5+4x=12-x

Simple and best practice solution for 3x+5+4x=12-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 3x+5+4x=12-x equation:



3x+5+4x=12-x
We move all terms to the left:
3x+5+4x-(12-x)=0
We add all the numbers together, and all the variables
3x+4x-(-1x+12)+5=0
We add all the numbers together, and all the variables
7x-(-1x+12)+5=0
We get rid of parentheses
7x+1x-12+5=0
We add all the numbers together, and all the variables
8x-7=0
We move all terms containing x to the left, all other terms to the right
8x=7
x=7/8
x=7/8

See similar equations:

| 6x-2x(x-4)=3x+5 | | 5y+8=8y-16 | | 10-5x=4x-5 | | x−x2+42=0 | | 5y+8=8(y+2) | | 2v+0,2P-0,8=0 | | 3x+84=72 | | -1=8a-8+1 | | 7/x+3x=55/4 | | 8x+52=164 | | 14u-5u=54 | | x2-20=5x-2x-50 | | 28=8x-x | | h-5=6h | | -7-2x=-13+4x | | 0.7x=55+0.2x | | 56661+9.5x=13989+20x | | 0.15x=19+0.11x | | (2y+5)(8-y)=0 | | 2x-10+x+x-10+x-10+13=88 | | (x-6)(3x+4=0 | | 35=-1/5x | | 36m^2=0 | | 3x=(10-x)x4 | | 0,4x=0,33 | | 4x(7x=11) | | 18(2-x)-4=-4 | | -3x(x-10)+5=-4 | | -1.5x2+12x=0 | | 15x2+12x=0 | | 4y-1+y+12=5y+20-3y | | 100=4y-20 |

Equations solver categories