3Q^2+6Q-105=0

Simple and best practice solution for 3Q^2+6Q-105=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 3Q^2+6Q-105=0 equation:


Simplifying
3Q2 + 6Q + -105 = 0

Reorder the terms:
-105 + 6Q + 3Q2 = 0

Solving
-105 + 6Q + 3Q2 = 0

Solving for variable 'Q'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-35 + 2Q + Q2) = 0

Factor a trinomial.
3((-7 + -1Q)(5 + -1Q)) = 0

Ignore the factor 3.

Subproblem 1

Set the factor '(-7 + -1Q)' equal to zero and attempt to solve: Simplifying -7 + -1Q = 0 Solving -7 + -1Q = 0 Move all terms containing Q to the left, all other terms to the right. Add '7' to each side of the equation. -7 + 7 + -1Q = 0 + 7 Combine like terms: -7 + 7 = 0 0 + -1Q = 0 + 7 -1Q = 0 + 7 Combine like terms: 0 + 7 = 7 -1Q = 7 Divide each side by '-1'. Q = -7 Simplifying Q = -7

Subproblem 2

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

Solution

Q = {-7, 5}

See similar equations:

| Y=-x^2-x+2 | | 2*(-5-x)=-7-(5x-6) | | 5x+3y+.05=100 | | -5-h=19 | | 4x^3-11x=-6 | | 3p-4/2=10 | | 4sinx=-3 | | 0.35*x=410 | | (x^3)+3x-4=0 | | 28*x=10 | | 10*x=28 | | 0.3*x=410 | | 0.4*x=410 | | Y=140+10x | | 3x^2+whenx=3 | | 42y+28x-56c= | | 8x^2-36x+65=0 | | 345x-131=35+5x | | 20y-30= | | 5w-8=12+3w | | 2x*5=32 | | 1-(x/3)*2=1-(x/4) | | 16t=288 | | 2(2x)+4x=100 | | 25-3w=15-4w | | 20+88=22 | | x(8-x)=84 | | y^2-12y+321=0 | | 8(8-x)=84 | | 2x*3.5=x*3.5+5.25 | | -5x^2+3.25x+1.5=0 | | 5x^2+3.25x-1.5=0 |

Equations solver categories