(4w+9)(4-w)=0

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


Simplifying
(4w + 9)(4 + -1w) = 0

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

Multiply (9 + 4w) * (4 + -1w)
(9(4 + -1w) + 4w * (4 + -1w)) = 0
((4 * 9 + -1w * 9) + 4w * (4 + -1w)) = 0
((36 + -9w) + 4w * (4 + -1w)) = 0
(36 + -9w + (4 * 4w + -1w * 4w)) = 0
(36 + -9w + (16w + -4w2)) = 0

Combine like terms: -9w + 16w = 7w
(36 + 7w + -4w2) = 0

Solving
36 + 7w + -4w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(4 + -1w)(9 + 4w) = 0

Subproblem 1

Set the factor '(4 + -1w)' equal to zero and attempt to solve: Simplifying 4 + -1w = 0 Solving 4 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + -1w = 0 + -4 Combine like terms: 4 + -4 = 0 0 + -1w = 0 + -4 -1w = 0 + -4 Combine like terms: 0 + -4 = -4 -1w = -4 Divide each side by '-1'. w = 4 Simplifying w = 4

Subproblem 2

Set the factor '(9 + 4w)' equal to zero and attempt to solve: Simplifying 9 + 4w = 0 Solving 9 + 4w = 0 Move all terms containing w to the left, all other terms to the right. Add '-9' to each side of the equation. 9 + -9 + 4w = 0 + -9 Combine like terms: 9 + -9 = 0 0 + 4w = 0 + -9 4w = 0 + -9 Combine like terms: 0 + -9 = -9 4w = -9 Divide each side by '4'. w = -2.25 Simplifying w = -2.25

Solution

w = {4, -2.25}

See similar equations:

| x^3+21y^2=0 | | 4/5n5 | | s=-4s+10 | | -25+6x=10x+59 | | (10*1.8)+32= | | 12x-3-5x=11 | | 1/3x-16=3 | | -25x+6x=10x+59 | | -13+p=29 | | 24=18-R | | 39x=3/5 | | S=2hl+2lw | | 16x-5=180 | | 33-2f=93 | | 94.09+b=176.89 | | 15x=700 | | -6=3-3j | | 4(-4+7x)=-268 | | 15x=100 | | -p+60=-h+10000findh | | 10b+70=60 | | 1=25-4a | | 11•x/55=1 | | 5=3x+8y | | -2d+2=-4 | | 18=c/4-16 | | x+x^2+x^3=0.9 | | 5(3x-9)=105 | | 6x-3(6x-2)=114 | | g^3=2709 | | .5x-3=10 | | 15.21+b=121 |

Equations solver categories