(2y-9)(8+y)=0

Simple and best practice solution for (2y-9)(8+y)=0 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-9)(8+y)=0 equation:


Simplifying
(2y + -9)(8 + y) = 0

Reorder the terms:
(-9 + 2y)(8 + y) = 0

Multiply (-9 + 2y) * (8 + y)
(-9(8 + y) + 2y * (8 + y)) = 0
((8 * -9 + y * -9) + 2y * (8 + y)) = 0
((-72 + -9y) + 2y * (8 + y)) = 0
(-72 + -9y + (8 * 2y + y * 2y)) = 0
(-72 + -9y + (16y + 2y2)) = 0

Combine like terms: -9y + 16y = 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:

| z-13=-11 | | 13=4x-6 | | -2x-5/2=7/2 | | 4(t-6)+6t=5(2t+3)-13 | | .45(6)+0.05x=.15(24+x) | | 9(4x+1)=5x-8x | | -1.5x=-600 | | m-19=-33 | | 3-0.5k=3 | | (2x-11)(x+3)(x-4)=0 | | -5=y-21/4 | | 0.3(x+50)+.5x=31 | | 27=9y | | 5x^2+7x+49/4 | | 4x^2-16x+64=129 | | 35+.75p=125 | | -4x+24=4x-24 | | 4x+11=-13 | | 1/6(2x-3)=8 | | -5/8-2 | | -7y-2=-6y-7 | | 3+5=-2(7x-4) | | 1/3k-(k+1/4)=1/12(k+4) | | 2x^3+18x^2=36x | | 8b/9+5/9 | | -2x+6=-2(x-3) | | -1/6(x-18)1/2(x+2)=x+16 | | 4(2x+7)=-17+37 | | A=1/2(B^1+B^2) | | -2x+3=-2(x-3) | | 4c-25=40 | | 9x=-x+7 |

Equations solver categories