2w^2-7w-99=0

Simple and best practice solution for 2w^2-7w-99=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 2w^2-7w-99=0 equation:


Simplifying
2w2 + -7w + -99 = 0

Reorder the terms:
-99 + -7w + 2w2 = 0

Solving
-99 + -7w + 2w2 = 0

Solving for variable 'w'.

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

Subproblem 1

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

Subproblem 2

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

Solution

w = {-5.5, 9}

See similar equations:

| 3(4x-2)=21x | | 4x-[3(x-12)+1]=10 | | 12x-6=-5x-2 | | (3x+2)(x-1)=x+3 | | 12x-6=-9(x-3) | | 7(2c/3-5)=7 | | 9s+18s=54 | | 8g+4=21g^2 | | 1.2k+2.3=-0.5k+7.4 | | x-2=2x+8 | | 4x-13.2=14.8 | | X^2-2(12+x)=0 | | 2.5x-1.3(x-2)=2x-3 | | (6x-7y)(7y-8x)= | | 12w^2-5w-2=0 | | 9a^2+42a+49=0 | | -4x=-6x-14 | | 8+2x=x+1 | | z/19=-7 | | 27a^2-8=8 | | 5+2=x | | -(x-12)+3(x+3)=6x+18 | | 125p^2-5=0 | | 8(7x+5)+2x=-12+6x | | x+6(x-5)=3x-2 | | x+6(x-5)=x+1 | | u^2-4u=0 | | X+4=X+8 | | 28-7k^2=0 | | x+6(x-5)=2x-3 | | 2x=7+y | | .2(z-v)=w |

Equations solver categories