2y^2+16y-9y-72=

Simple and best practice solution for 2y^2+16y-9y-72= 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 2y^2+16y-9y-72= equation:


Simplifying
2y2 + 16y + -9y + -72 = 0

Reorder the terms:
-72 + 16y + -9y + 2y2 = 0

Combine like terms: 16y + -9y = 7y
-72 + 7y + 2y2 = 0

Solving
-72 + 7y + 2y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(-8 + -1y)(9 + -2y) = 0

Subproblem 1

Set the factor '(-8 + -1y)' equal to zero and attempt to solve: Simplifying -8 + -1y = 0 Solving -8 + -1y = 0 Move all terms containing y to the left, all other terms to the right. Add '8' to each side of the equation. -8 + 8 + -1y = 0 + 8 Combine like terms: -8 + 8 = 0 0 + -1y = 0 + 8 -1y = 0 + 8 Combine like terms: 0 + 8 = 8 -1y = 8 Divide each side by '-1'. y = -8 Simplifying y = -8

Subproblem 2

Set the factor '(9 + -2y)' equal to zero and attempt to solve: Simplifying 9 + -2y = 0 Solving 9 + -2y = 0 Move all terms containing y to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + -2y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + -2y = 0 + -9 -2y = 0 + -9 Combine like terms: 0 + -9 = -9 -2y = -9 Divide each side by '-2'. y = 4.5 Simplifying y = 4.5

Solution

y = {-8, 4.5}

See similar equations:

| 12-[8x-3]=6 | | (7x+2)(7x-2)=0 | | c^2-3cx-54x^2= | | 6x+-3=-6x+24 | | r^2-5rz+6z^2= | | 6x+-3= | | 22-4a+a^2= | | -2q^2+18q-40= | | x-15=3.50 | | 4y^2-24y-64= | | -6+-4x=12x+3 | | 8x+-6=3 | | 4X^2+2xy+y^2+4x+4y+4=0 | | 2x^3+9x^2+8x+2=0 | | 4x-6=-7 | | 0=9+n^2 | | 2x(-4)+0.5(2+8x)=0 | | (6u+3y-4)(7u-5)= | | 27x-6= | | [2x+4]=16 | | 3x=6+4y | | -6w+7=-13w+13 | | 3x=4y+6 | | 4x^2+x=-285 | | -37=5v+8 | | 3x+(4y+6)=30 | | 40=4a+8 | | 6x-2=-50 | | 5(y+7)= | | (2x^9)(-4x^8)(2x^4)= | | 2(x-2)-6=10(1-x)+6 | | 52=7x+10 |

Equations solver categories