(7+2w)w=99

Simple and best practice solution for (7+2w)w=99 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 (7+2w)w=99 equation:


Simplifying
(7 + 2w) * w = 99

Reorder the terms for easier multiplication:
w(7 + 2w) = 99
(7 * w + 2w * w) = 99
(7w + 2w2) = 99

Solving
7w + 2w2 = 99

Solving for variable 'w'.

Reorder the terms:
-99 + 7w + 2w2 = 99 + -99

Combine like terms: 99 + -99 = 0
-99 + 7w + 2w2 = 0

Factor a trinomial.
(-9 + -1w)(11 + -2w) = 0

Subproblem 1

Set the factor '(-9 + -1w)' equal to zero and attempt to solve: Simplifying -9 + -1w = 0 Solving -9 + -1w = 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 + -1w = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1w = 0 + 9 -1w = 0 + 9 Combine like terms: 0 + 9 = 9 -1w = 9 Divide each side by '-1'. w = -9 Simplifying w = -9

Subproblem 2

Set the factor '(11 + -2w)' equal to zero and attempt to solve: Simplifying 11 + -2w = 0 Solving 11 + -2w = 0 Move all terms containing w to the left, all other terms to the right. Add '-11' to each side of the equation. 11 + -11 + -2w = 0 + -11 Combine like terms: 11 + -11 = 0 0 + -2w = 0 + -11 -2w = 0 + -11 Combine like terms: 0 + -11 = -11 -2w = -11 Divide each side by '-2'. w = 5.5 Simplifying w = 5.5

Solution

w = {-9, 5.5}

See similar equations:

| -10=2x+3x | | 6(x+1)+3=2x+4(1+x) | | Y^2+36y=0 | | 2/3*-4+4 | | 3x=-25-2x | | 5/6-1/x=3x+8/6x | | 6x/5+6=30 | | 2x/5-8=12 | | 2(x+11)=9(x-3) | | -2x^2+12x+36=0 | | 94-x+2x=128 | | 8-2ln(x)=3 | | 8(y-2)/5=-3y | | -6x-2x=0 | | 3x=.5(2x+4) | | -4/5*3-5 | | 0.02(y-2)+0.18y=0.08y-0.01(10) | | 7+(-9)+(-3)= | | -3=2n+n | | -2v-v=9 | | (-12x^3y^4+18x^2y^3+6x^2y^2)/6x^2y^2 | | -3(x-5)-9=6 | | -2p-5P=0 | | x+(5x)+(x+6)=50 | | c+2c-3c+4c-5c= | | 3(x+2)=18x | | t+30=-120 | | 0=9(k-2/3)-33 | | 1+5m-8m+6=-6-2m+5 | | 16+9z+5z=4z+2z+56 | | 16+5m-22=2.5m-45 | | a/4-12=-6 |

Equations solver categories