2y+42=9y-21

Simple and best practice solution for 2y+42=9y-21 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 2y+42=9y-21 equation: 



2y+42=9y-21

We move all terms to the left:

2y+42-(9y-21)=0

We get rid of parentheses

2y-9y+21+42=0

We add all the numbers together, and all the variables

-7y+63=0

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

-7y=-63

y=-63/-7

y=+9

See similar equations:

| 10^(-x)=97 | | 16-w=236 | | 24-12t=3t+6 | | 143=287-w | | 29-4z=3(z-2) | | −5(x−1)−x+1=- | | −5(x−1)−x+1=-1 | | −3.1=-1.1-2.5y | | 0.3x5.14=2.1x-4.4 | | -5x+4=-2x=12+16 | | 23.2+3y=6y+16 | | 125=-y+173 | | -62=-8n+2 | | 8x-18=9x-11 | | 8x-18+9x=11 | | -x+21=195 | | 3w+-4=9w+14 | | 6v+2=4v+8 | | 75=285-u | | 7/5w+30+1=-5/w+6 | | 3/x​−9=11 | | -6+4x=-58 | | 3f+3=f+7 | | 7n-7=2n+23 | | 100(z–0.2)=–10(5z+0.8) | | ƒ(n)=2n2+4 | | i+7=13 | | 30-5c=15 | | y3=8/125 | | 6m-6m=3 | | 24-2b=14 | | 2.4(5h+1-)-3=27 |

Equations solver categories