(y-9)-(y+2)=8y

Simple and best practice solution for (y-9)-(y+2)=8y 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 (y-9)-(y+2)=8y equation:


Simplifying
(y + -9) + -1(y + 2) = 8y

Reorder the terms:
(-9 + y) + -1(y + 2) = 8y

Remove parenthesis around (-9 + y)
-9 + y + -1(y + 2) = 8y

Reorder the terms:
-9 + y + -1(2 + y) = 8y
-9 + y + (2 * -1 + y * -1) = 8y
-9 + y + (-2 + -1y) = 8y

Reorder the terms:
-9 + -2 + y + -1y = 8y

Combine like terms: -9 + -2 = -11
-11 + y + -1y = 8y

Combine like terms: y + -1y = 0
-11 + 0 = 8y
-11 = 8y

Solving
-11 = 8y

Solving for variable 'y'.

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

Add '-8y' to each side of the equation.
-11 + -8y = 8y + -8y

Combine like terms: 8y + -8y = 0
-11 + -8y = 0

Add '11' to each side of the equation.
-11 + 11 + -8y = 0 + 11

Combine like terms: -11 + 11 = 0
0 + -8y = 0 + 11
-8y = 0 + 11

Combine like terms: 0 + 11 = 11
-8y = 11

Divide each side by '-8'.
y = -1.375

Simplifying
y = -1.375

See similar equations:

| -(7y+2)-(-6y-3)=1 | | 5x+4y=39 | | 11.8(x)= | | 2(3k+12)+1=22-3k | | 0.5(4x-7)=9 | | -3(t+3)=12 | | 10=35+x/5 | | X^3-2X^2-11X+12=0 | | 6(4x-6)=2(12x+8) | | 9w-4(w-2)=3(w+2)-9 | | 5(4+k)=8k | | 6x+18=42 | | 2x/5+1/2=-7/10 | | 5v^2-7v=6 | | 4+11p-3=8p+41-5p | | 7x-8=28 | | 3a-1=1 | | -28-2b=-4(b+3) | | 13x+10=49 | | 4(6m+7)=-12+4m | | 2x-8=82 | | 7m+14m=126 | | 13x+10=16.5 | | 8x^3+12x^2-12x-15=0 | | 178-4x=32x+18 | | 8y-9y+6=-4 | | 3a-4=4 | | -16t^2-13t+150=0 | | 26x+20=12x+12 | | -22+7x=-2(4-7x) | | 2a-8a=24 | | (xy)-5= |

Equations solver categories