3(y-6)=21

Simple and best practice solution for 3(y-6)=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-6)=21 equation: 


Simplifying
3(y + -6) = 21

Reorder the terms:
3(-6 + y) = 21
(-6 * 3 + y * 3) = 21
(-18 + 3y) = 21

Solving
-18 + 3y = 21

Solving for variable 'y'.

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

Add '18' to each side of the equation.
-18 + 18 + 3y = 21 + 18

Combine like terms: -18 + 18 = 0
0 + 3y = 21 + 18
3y = 21 + 18

Combine like terms: 21 + 18 = 39
3y = 39

Divide each side by '3'.
y = 13

Simplifying
y = 13

See similar equations:

| .03(6x+12)=1.8(x+2) | | 4-9/8x8 | | 35ab-10ab^2= | | 5x+9=3(x+7) | | 0.2x-1.5=8.9 | | =16m^2+2m-14 | | 2y+3y+4y+y=360 | | (3x^3-12x)=0 | | 13(9x-4)=3x-7 | | 2x-3+2X=7x-15 | | (9x^2+30x+25)=0 | | 5(3a+1)-7(2a-3)=2(2a+13) | | 0.6x+7.7=6.2 | | (2)-(10)= | | -24+2x=-2x-4(x-4) | | -4x+3=8 | | x^2+10x-8= | | 1/3x-7=10 | | 12-4x=-8+4 | | 25x+60y=13650 | | 25x+60y=13760 | | 1/9y=7/8 | | 5-7k=4k-7 | | 0.4x-0.3(8-4x)=-0.6(x-7) | | 25x+60y=270 | | 3x-4=18x | | 6x+2-3=3x+6+2 | | 25x+60y=13750 | | .583= | | 10-7(2x-3)=x-14 | | 7x^2+5x-1=13x^2 | | -5(1-2a)-2=-19+7a |

Equations solver categories