12-4=2(y+9)

Simple and best practice solution for 12-4=2(y+9) 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 12-4=2(y+9) equation:


Simplifying
12 + -4 = 2(y + 9)

Combine like terms: 12 + -4 = 8
8 = 2(y + 9)

Reorder the terms:
8 = 2(9 + y)
8 = (9 * 2 + y * 2)
8 = (18 + 2y)

Solving
8 = 18 + 2y

Solving for variable 'y'.

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

Add '-2y' to each side of the equation.
8 + -2y = 18 + 2y + -2y

Combine like terms: 2y + -2y = 0
8 + -2y = 18 + 0
8 + -2y = 18

Add '-8' to each side of the equation.
8 + -8 + -2y = 18 + -8

Combine like terms: 8 + -8 = 0
0 + -2y = 18 + -8
-2y = 18 + -8

Combine like terms: 18 + -8 = 10
-2y = 10

Divide each side by '-2'.
y = -5

Simplifying
y = -5

See similar equations:

| 8t=-(16t^2+1) | | 19.2=u/6 | | x/-12=36 | | 4h-56=2h+44 | | 2x+2=3-8 | | 61n(3x)=8 | | (2w+3)=0 | | X/8=20.48 | | 3g+44=5g-12 | | 5+49x=21x+52 | | -140-0.4X^2+0.04X^3=0 | | cos(10*Pi*x)=0 | | 7=w/224 | | 5x+-8=15x-102 | | 2z-9=x+7 | | 3cos(x+40)+4sin(x+20)=0 | | 7/13=u/4 | | (x+1)(x-2)+x=0 | | 37-3x=7-7x | | 2[3(x-2)-1]+1=8x-11 | | 6x+3=8+7x | | 12v^2-75w^2=0 | | 6x-13=5x+10 | | 5(10+11n)=-7(2-9n) | | 3x+8-x=4x-2(w-4) | | 8(v+6)=-3v-29 | | .2x=.8x | | 5v=10/3 | | 6x+20=6x+20 | | (2x-12)+(3x-15)=23 | | -8x+6(x-4)=-4 | | 5x/3=45 |

Equations solver categories