15x^2-31x-24=0

Simple and best practice solution for 15x^2-31x-24=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 15x^2-31x-24=0 equation:


Simplifying
15x2 + -31x + -24 = 0

Reorder the terms:
-24 + -31x + 15x2 = 0

Solving
-24 + -31x + 15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-3 + -5x)(8 + -3x) = 0

Subproblem 1

Set the factor '(-3 + -5x)' equal to zero and attempt to solve: Simplifying -3 + -5x = 0 Solving -3 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '3' to each side of the equation. -3 + 3 + -5x = 0 + 3 Combine like terms: -3 + 3 = 0 0 + -5x = 0 + 3 -5x = 0 + 3 Combine like terms: 0 + 3 = 3 -5x = 3 Divide each side by '-5'. x = -0.6 Simplifying x = -0.6

Subproblem 2

Set the factor '(8 + -3x)' equal to zero and attempt to solve: Simplifying 8 + -3x = 0 Solving 8 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-8' to each side of the equation. 8 + -8 + -3x = 0 + -8 Combine like terms: 8 + -8 = 0 0 + -3x = 0 + -8 -3x = 0 + -8 Combine like terms: 0 + -8 = -8 -3x = -8 Divide each side by '-3'. x = 2.666666667 Simplifying x = 2.666666667

Solution

x = {-0.6, 2.666666667}

See similar equations:

| 7a^6b^-2/21a^2b-5 | | 2^5-3x=1/16 | | 121x^2-75=0 | | -27-2n=-3(8n-7)-4 | | -10+3fk=5f+6 | | k-273/25=p | | 16t^2-40t+2=0 | | 1+p=2p-6 | | 3x+38=8x-2 | | 3x-10=47 | | 1/6t^2-16=0 | | 27x^2+30x+3=0 | | (9/4)y=(2/3)y | | 125(3p)=27(5p) | | x+3=x^2+3x+6 | | -9+8x=5x+1-2x | | 4(-1-5x)=-44 | | 4x(x-5)=3x+5(x-5) | | 3=x^2+3x+6 | | 12.5=38x+48 | | -3(2x+5)=-21 | | 1-5a+9=9 | | (4x^2-3x-11)/(2x-1) | | -6(3+2x)=-126 | | (4X-3)=0 | | 1-5a= | | 7(-5x+2)=-406 | | 6x+12=8x-8 | | .8*.6= | | 4x^2-2x=2 | | -3(-1x+2)=-15 | | .8x.6= |

Equations solver categories