(4y+9)(8-y)=0

Simple and best practice solution for (4y+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 (4y+9)(8-y)=0 equation:


Simplifying
(4y + 9)(8 + -1y) = 0

Reorder the terms:
(9 + 4y)(8 + -1y) = 0

Multiply (9 + 4y) * (8 + -1y)
(9(8 + -1y) + 4y * (8 + -1y)) = 0
((8 * 9 + -1y * 9) + 4y * (8 + -1y)) = 0
((72 + -9y) + 4y * (8 + -1y)) = 0
(72 + -9y + (8 * 4y + -1y * 4y)) = 0
(72 + -9y + (32y + -4y2)) = 0

Combine like terms: -9y + 32y = 23y
(72 + 23y + -4y2) = 0

Solving
72 + 23y + -4y2 = 0

Solving for variable 'y'.

Factor a trinomial.
(8 + -1y)(9 + 4y) = 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 + 4y)' equal to zero and attempt to solve: Simplifying 9 + 4y = 0 Solving 9 + 4y = 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 + 4y = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 4y = 0 + -9 4y = 0 + -9 Combine like terms: 0 + -9 = -9 4y = -9 Divide each side by '4'. y = -2.25 Simplifying y = -2.25

Solution

y = {8, -2.25}

See similar equations:

| 4s+4+1+6s+s=24 | | 3x+3z=3+5y | | (x-6)(x-5)=(5/24)^2 | | 4s+4+1+6s+s=29 | | -3x^2+30x-48=0 | | 4s+4+1+6s+s=30 | | x^4+19x^2=88 | | 4(a-6)+6+2(a-6)= | | 2x-4(x-1)=-3x+9 | | 12/13x=220 | | a=1/2*12*8 | | (5y-1)(2+y)=0 | | S=71-10e/6 | | 3(x-5)=6-2(x-3) | | a=1/2*14*10 | | 0.8-0.6(3-x)=4.5 | | 3x-5+2x+3=x | | 9x+6x=13-8 | | 5p+4=9 | | 4u^3+3u^2+8u+6=0 | | 28=2x+2(x+2) | | y^6+2y^5+y^4=0 | | 24=10+b+8 | | a=1/2(25)(20) | | 29-11x=-6x-96 | | 3c^2-15cd+12d^2=0 | | -20r^2-16r+21=0 | | 6/50=9/x | | 4u^3+3u^2+8u+6=o | | x+x+2x=0 | | 0=12t-5t^2 | | 3c^2+9cd-84d^2=0 |

Equations solver categories