3y-12=9y

Simple and best practice solution for 3y-12=9y 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 3y-12=9y equation:


Simplifying
3y + -12 = 9y

Reorder the terms:
-12 + 3y = 9y

Solving
-12 + 3y = 9y

Solving for variable 'y'.

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

Add '-9y' to each side of the equation.
-12 + 3y + -9y = 9y + -9y

Combine like terms: 3y + -9y = -6y
-12 + -6y = 9y + -9y

Combine like terms: 9y + -9y = 0
-12 + -6y = 0

Add '12' to each side of the equation.
-12 + 12 + -6y = 0 + 12

Combine like terms: -12 + 12 = 0
0 + -6y = 0 + 12
-6y = 0 + 12

Combine like terms: 0 + 12 = 12
-6y = 12

Divide each side by '-6'.
y = -2

Simplifying
y = -2

See similar equations:

| 8x+6x-18=54-4x | | -6x+2y=-6 | | 180=(100-x)+(30+4x)+(7x) | | 4(15+10)= | | 4x+7x-19=76-8x | | 5(x-2)-2(x+1)=3 | | 2u-6x=-6 | | -x+2=3x+8 | | 8(x+6)+8(x+6)=5x-5 | | -5x+11+6x=3+x+8 | | 4z^2+21z-18=o | | 0.05x+0.04(8000-x)=380 | | 7+20m=42+13m | | 4x+127=6x+3 | | 3x^4+12=15x^2 | | -13+b=14 | | x^2(.04x-.12)=0 | | 0.04x+0.05(8000-x)=380 | | 15+3(13+y)-10=89 | | (3.8+5.04)-2.7=117.5 | | X+6y=-12 | | 2x(.25)=4000 | | x+83+40+65= | | 3(b-1)=2b-6 | | 9j+3=3(3j+9) | | 15-1=10+4(x+11)2x+20 | | -5(-2y-3+4n)= | | 2(x-1)+6x=4(-4x-1)+2 | | 2(x-1)+6x=4(-6-1)+2 | | 2(5x+4)=5x-3 | | 270=2.7x | | graphy=-x-4 |

Equations solver categories