3(-7y)+y=20

Simple and best practice solution for 3(-7y)+y=20 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 3(-7y)+y=20 equation: 



3(-7y)+y=20

We move all terms to the left:

3(-7y)+y-(20)=0

We add all the numbers together, and all the variables

y+3(-7y)-20=0

We multiply parentheses

y-21y-20=0

We add all the numbers together, and all the variables

-20y-20=0

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

-20y=20

y=20/-20

y=-1

See similar equations:

| 132-w=251 | | 5r+17=42 | | 70-2x=45 | | y+110=180 | | 3c=5+23 | | 5(y+4)=4(y+5 | | -7(7-8k)-2k=167 | | 11x-4+4x-11+63-4x=180 | | y+2.21=5.23 | | 0x+21=2x+26 | | 61/6b=33/2 | | -5x+18+8x-25=2x-4x+28 | | y+y+110=180 | | w-1.76=8.4 | | 53=u/4+47 | | (x+2)-7=49 | | R=t/873.33-2.14 | | (2n-3)+n-4= | | u-3.1=1.4 | | -5x+18+8x-25=2x-4x+27 | | 2^(8x-3)=1 | | y/2+-3.05=-1.75 | | D=15w+5 | | 2c/4+3c/2=1 | | -2+3a=1+2a | | 13+y=117 | | 6(3x-7)=17x-46 | | (2n-3)+n-4=3n+1 | | -3+7m-1-8m=1-6m | | -6x+8(3x)=-18 | | -2x=6x-25 | | 72=5d+17 |

Equations solver categories