8x+5x-21=18

Simple and best practice solution for 8x+5x-21=18 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 8x+5x-21=18 equation: 



8x+5x-21=18

We move all terms to the left:

8x+5x-21-(18)=0

We add all the numbers together, and all the variables

13x-39=0

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

13x=39

x=39/13

x=3

See similar equations:

| 5x+6+6x+5=90 | | 2/3t-1/5=2 | | -2=x-4(x+1) | | 5x+20=3*66 | | 36x-20=0 | | 11+1/6x=20 | | y6=30 | | 8s+-18=38 | | 0.03(4t-4)=0.12(t-2)+0.12 | | 3x–82=2x–43 | | 3x-9+6x+7=180 | | 16=24x+100+100+100 | | 4b+1250=50450 | | y=-6×+11 | | 8s+–18=38 | | 3=3x+15 | | r8=56 | | 2(2x+3)=45 | | w/7-42=-37 | | -2(x+3)+4(-x)=-4 | | m/15-1=-2 | | 10000000000x+1=10000000000000000000000000000x+2 | | w/7−42=–37 | | 25x−4=16 | | (5x+6)(7x-10)=90 | | 0.15y+0.05(y+5000)=1050 | | -2u-1=3 | | (25z–30)=(12z+16) | | 255=60-x | | C=14n+19 | | 5x+6+7x-10=90 | | 35=5(m-82) |

Equations solver categories