4w^2+5=-21w

Simple and best practice solution for 4w^2+5=-21w 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^2+5=-21w equation:


Simplifying
4w2 + 5 = -21w

Reorder the terms:
5 + 4w2 = -21w

Solving
5 + 4w2 = -21w

Solving for variable 'w'.

Reorder the terms:
5 + 21w + 4w2 = -21w + 21w

Combine like terms: -21w + 21w = 0
5 + 21w + 4w2 = 0

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

Subproblem 1

Set the factor '(5 + w)' equal to zero and attempt to solve: Simplifying 5 + w = 0 Solving 5 + w = 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 + w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + w = 0 + -5 w = 0 + -5 Combine like terms: 0 + -5 = -5 w = -5 Simplifying w = -5

Subproblem 2

Set the factor '(1 + 4w)' equal to zero and attempt to solve: Simplifying 1 + 4w = 0 Solving 1 + 4w = 0 Move all terms containing w to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 4w = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 4w = 0 + -1 4w = 0 + -1 Combine like terms: 0 + -1 = -1 4w = -1 Divide each side by '4'. w = -0.25 Simplifying w = -0.25

Solution

w = {-5, -0.25}

See similar equations:

| 2(3)-5y=13 | | 7y=20 | | 3(x-2)+4x=8 | | 3x-10-5+6x=12 | | 4(7x-2)-16x= | | 7u=2u^2-4 | | z^2-13z+18=0 | | 5x(x-23)=-37 | | 20=4(d+3) | | (7+2a)+3a= | | 2-5y=13 | | 4(-3)+6(-8)+(-3)(78)-7(-42)= | | 6+x-x^2=0 | | n-12=5n+4 | | .4b+1=-11 | | 5x(x-23)=37 | | p+3p+2P=180 | | 12x^3+58x^2+70x= | | 13+(3xx)=50 | | x-2+x+x+5=40 | | 3w^2-11w=-6 | | 5m+2m-42=14 | | 0.3(3y-12)=6-2(y-1) | | (5u-2)(1+u)=0 | | (2x^2-6x+16x+8x-24x+16)*(x^2+5x-2)=(2x+4)*(x^2+5x-2)*(x+4) | | 7(x+8)+5=7x+4 | | (8-5)(2-7)= | | x+2x+16=97 | | 40x^2+97x+45= | | 4-4x=5x+4 | | -354-228= | | 2x-84=22 |

Equations solver categories