3a+4=7a-8

Simple and best practice solution for 3a+4=7a-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 3a+4=7a-8 equation: 



3a+4=7a-8

We move all terms to the left:

3a+4-(7a-8)=0

We get rid of parentheses

3a-7a+8+4=0

We add all the numbers together, and all the variables

-4a+12=0

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

-4a=-12

a=-12/-4

a=+3

See similar equations:

| 5(e-5)=4-(3-7e) | | 4(q+56.5)=30q-122 | | 3x^2+28x+55=0 | | -3(x-3)=5x-11 | | (9x2)x3=9x2(x3) | | 8-10(s-15)=2-(6-8s) | | 2m+20=170 | | g-10=2.5 | | (9x2)x=9x2(x3) | | 21x-3=81 | | X+4(2z+3)=15 | | 12x+8=7-2x | | 5p-21=34 | | v/6+45=53 | | 5m+6=2m+9 | | u/5-47=-43 | | 2x+10=(x+26( | | f/5+56=64 | | 7s+2=100 | | d/8-30=-25 | | -22+-5f=23 | | 2(x+3)-3x=5x-4 | | -48=5x-8 | | 1-(-3d)=13 | | 14=6n+6-6n | | 67-2d=-9 | | x2-3x+6=65 | | 2k+11=-9 | | (k+7)^2=169 | | 21x+4=8x+2 | | 3x+30+5x-30=180 | | 5x2=30x-45 |

Equations solver categories