w(w-3)=40

Simple and best practice solution for w(w-3)=40 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 w(w-3)=40 equation:


Simplifying
w(w + -3) = 40

Reorder the terms:
w(-3 + w) = 40
(-3 * w + w * w) = 40
(-3w + w2) = 40

Solving
-3w + w2 = 40

Solving for variable 'w'.

Reorder the terms:
-40 + -3w + w2 = 40 + -40

Combine like terms: 40 + -40 = 0
-40 + -3w + w2 = 0

Factor a trinomial.
(-5 + -1w)(8 + -1w) = 0

Subproblem 1

Set the factor '(-5 + -1w)' equal to zero and attempt to solve: Simplifying -5 + -1w = 0 Solving -5 + -1w = 0 Move all terms containing w to the left, all other terms to the right. Add '5' to each side of the equation. -5 + 5 + -1w = 0 + 5 Combine like terms: -5 + 5 = 0 0 + -1w = 0 + 5 -1w = 0 + 5 Combine like terms: 0 + 5 = 5 -1w = 5 Divide each side by '-1'. w = -5 Simplifying w = -5

Subproblem 2

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

Solution

w = {-5, 8}

See similar equations:

| 3y+5=2y-10 | | 5(3x+7)=80 | | 13=7x-2x+3 | | 10=5n+45 | | 66=-20x+6 | | 3x^2+10=40 | | 15n=30 | | 36=-3x+6x+9 | | 4u^2+v+2uv+2u= | | 8n+4n=25-1n | | -12*12=X | | -6x-9=23+2x | | 10y+4=11y-2 | | 10+2t-5s-st= | | 3x+16=10x-14 | | 3x+16=10-14 | | 2y+3x=0 | | 5c+3-2c=36 | | 4x^2+12x+9=5x^2 | | 8+6x-5x=9 | | 3a^2-2b-6a+ab= | | (x+6)(x+1)=50 | | 4x^4+4x^3-120x^2=0 | | -2x+12=-8 | | -2x^2+4x+5=-1 | | 3x+9=18+2x | | 3(x)-1=5 | | 7x+5+7x=145 | | 5x-40=8x | | -5x-3=22 | | x^2+2x+xy+2y= | | Y=2x+r |

Equations solver categories