3x+12+42=90

Simple and best practice solution for 3x+12+42=90 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+12+42=90 equation: 



3x+12+42=90

We move all terms to the left:

3x+12+42-(90)=0

We add all the numbers together, and all the variables

3x-36=0

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

3x=36

x=36/3

x=12

See similar equations:

| –12x–17=–10x+17x= | | 2k+4+13k=17k+20 | | 10+15s=20+10s | | 1/2x-9=79 | | 129+3y=180 | | 4x+6=-6x-56 | | 7s+1=10s-8 | | -5(n+3)=6(n+4)+5 | | 150-0.5s=120+0.25s | | 2k+4+13k=17k+10 | | 18=4x-10=10 | | 5(24-p)+p=100 | | 7b-42=2b+12 | | -4=27x-10 | | -14r=224 | | -15+3x=-7+5x6x= | | -(6x10=0 | | p=6=-5 | | 10+w=1+9 | | 6y-11=2y+5 | | 50+20h=100+15h | | -3b+22=-6b+5(6b-1) | | -9f-7=-10f | | 4x+6-10x=-6 | | 3x+5=12x+4x | | 3(42)+3+3y=180 | | 14x+21=28 | | 4x/2-12=10 | | -4.8k-16.07+12.3k=9.4k+19.08 | | 10+18=-4(4x-7) | | 3x+6=95 | | 4(10x-10)-36x=24 |

Equations solver categories