3(y+3)-8y=-21

Simple and best practice solution for 3(y+3)-8y=-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 3(y+3)-8y=-21 equation: 


Simplifying
3(y + 3) + -8y = -21

Reorder the terms:
3(3 + y) + -8y = -21
(3 * 3 + y * 3) + -8y = -21
(9 + 3y) + -8y = -21

Combine like terms: 3y + -8y = -5y
9 + -5y = -21

Solving
9 + -5y = -21

Solving for variable 'y'.

Move all terms containing y to the left, all other terms to the right.

Add '-9' to each side of the equation.
9 + -9 + -5y = -21 + -9

Combine like terms: 9 + -9 = 0
0 + -5y = -21 + -9
-5y = -21 + -9

Combine like terms: -21 + -9 = -30
-5y = -30

Divide each side by '-5'.
y = 6

Simplifying
y = 6

See similar equations:

| 13.9-2u=1.1 | | -10.1+5w=2.4 | | 23x=235x-35+50 | | 14.8-7w=3.6 | | 12/16(100)= | | 10n=8n+34 | | 2s-1+7s=5s | | x^4+2x^3+4x^2+7x+10=0 | | 6-2x=2-3x | | x(x)-2x+2=1 | | 2x-2x+2=1 | | X+4X=142 | | x-2x+2=1 | | x+2x+2=1 | | X^2-9y=0 | | .3x-.24=.36+.52x | | .3x-.24=.36+.52xsolve | | [12-3(x-2y)]+7(6x+y)= | | 21b^2-48b-45= | | 125x-4= | | F(x)=x^3-3x^2-9x+30 | | 19-(x+9)=7x-6 | | 6(3a-b)-3(3b-2a)= | | 18a-6b-9b+6a= | | 54=3x+27 | | 2/15(100)= | | 2.5*n-6.1=11.4 | | 2/16(100)= | | 6x-9=4x+3(x+3) | | 2x+5-2x+3= | | 2/17(100)= | | 8x+8y-8x-2y= |

Equations solver categories