21w^2+80w+75=0

Simple and best practice solution for 21w^2+80w+75=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 21w^2+80w+75=0 equation:


Simplifying
21w2 + 80w + 75 = 0

Reorder the terms:
75 + 80w + 21w2 = 0

Solving
75 + 80w + 21w2 = 0

Solving for variable 'w'.

Factor a trinomial.
(15 + 7w)(5 + 3w) = 0

Subproblem 1

Set the factor '(15 + 7w)' equal to zero and attempt to solve: Simplifying 15 + 7w = 0 Solving 15 + 7w = 0 Move all terms containing w to the left, all other terms to the right. Add '-15' to each side of the equation. 15 + -15 + 7w = 0 + -15 Combine like terms: 15 + -15 = 0 0 + 7w = 0 + -15 7w = 0 + -15 Combine like terms: 0 + -15 = -15 7w = -15 Divide each side by '7'. w = -2.142857143 Simplifying w = -2.142857143

Subproblem 2

Set the factor '(5 + 3w)' equal to zero and attempt to solve: Simplifying 5 + 3w = 0 Solving 5 + 3w = 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 + 3w = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3w = 0 + -5 3w = 0 + -5 Combine like terms: 0 + -5 = -5 3w = -5 Divide each side by '3'. w = -1.666666667 Simplifying w = -1.666666667

Solution

w = {-2.142857143, -1.666666667}

See similar equations:

| 6(t-1)=3(x+8) | | |4n-1|=-6 | | -13.4-0.5x=10.1 | | n+(-4)=10 | | 4(y+3)+2y=30 | | 8-5(1+3n)= | | .2(x+5)-6=.4(3x-20) | | x=-3x+16 | | 5.6x-6.5y+4.3=0 | | 2.3w-11=-1.7w | | (10x-13)=(6x+7) | | k+3.7/9.8=-0.22 | | (2c^15q^19)*(5c^7q^9)= | | 2r-4+2=18 | | .33x+1.25=4.33 | | 3z+2=2 | | 1.4-(2.56x-3.5)=8 | | 2(4x-2)+2(x+2)=x+6+4x+3+4x+7 | | 125q^4-27=125q^3-27q | | P-5=-4 | | 7+3x=6x-5 | | |3z-3|=9 | | 3w+3=2w | | 4-2b-1=19 | | 4y-3x=20 | | 2(3x-4)-6x=-22 | | z/3.2+7.42=9.81 | | 2t^2-25t+160=0 | | 2x+6-4=12 | | 29x=8 | | |n+7|=5 | | 12-4x=0 |

Equations solver categories