9y-2y=-21

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



9y-2y=-21

We move all terms to the left:

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

We add all the numbers together, and all the variables

7y+21=0

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

7y=-21

y=-21/7

y=-3

See similar equations:

| 5x+19x-6=6(4x+2) | | 4=z-(-12) | | 3x+(-2)=7x+10 | | -2-7n+9n=n-7 | | 9(x+7)=10x+7 | | 3(2l+5)=75 | | (3x+4)+4=58 | | 3(x+12)=5x+10 | | 2m+7-4m=37 | | 5(2x-3)+7x=4x-12+13x | | 46x+874x-57=23(40x+45) | | (5^x)-2=13 | | -(4+h)=3h−(4+h)=3h | | 1/125/3=x/12 | | 8x+11+11x=(2+17)x-8+19 | | 35+5p=10 | | 9y-5=76 | | -10(x+4)-10=130 | | ½(6x-4)=4x+5 | | 7b+4=20-b | | -5+3m=3m-8 | | 4(x+5)=5x+10 | | 8g+2-3g=-28 | | 21b=8=15b=3 | | 5(x+4)=6x+7 | | -4.5x+1.7=3.5x+81.7 | | y=1/3(1-3)+3 | | 5(x+4)=7x+18 | | 8c=c+49 | | 13-6x=7-2x | | 9h=5h+40 | | 9-z=8 |

Equations solver categories