-21=3y-7

Simple and best practice solution for -21=3y-7 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 -21=3y-7 equation: 



-21=3y-7

We move all terms to the left:

-21-(3y-7)=0

We get rid of parentheses

-3y+7-21=0

We add all the numbers together, and all the variables

-3y-14=0

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

-3y=14

y=14/-3

y=-4+2/3

See similar equations:

| 1/4.t=1/2 | | 9n+4=3n^2+75 | | -4=2(1)+b | | 2/5(x+5/2)=27= | | 1/4t=1/2 | | 7(x-4)+2x-3x=20+x | | -4/7k+-8/5=-4-8/5k | | -(8-2y)-4=-y | | d+1/5=4/5 | | r-27=62 | | 9x+x=91 | | q-1/8=7/8 | | 360=90+100+6y | | p=500 | | ((2x+1)/3)+((x-1)/4)=13/2 | | -16=-1/10(0)+b | | 12x–17=x+16 | | 8w+10=w+38 | | f-8=256; | | -2=-7(-1)+b | | 94=y+21 | | w+5.9=7 | | f-38=21 | | 6x-3=41/2 | | k-17=45 | | 256-8=r;r=8 | | n+35=59 | | 9=1(-1)+b | | 40=9+t | | 6(x1/2)=41/2 | | 6y-15=5y | | 4(10x+50)=440 |

Equations solver categories