-15x^2-2x+8=0

Simple and best practice solution for -15x^2-2x+8=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^2-2x+8=0 equation:


Simplifying
-15x2 + -2x + 8 = 0

Reorder the terms:
8 + -2x + -15x2 = 0

Solving
8 + -2x + -15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(2 + -3x)(4 + 5x) = 0

Subproblem 1

Set the factor '(2 + -3x)' equal to zero and attempt to solve: Simplifying 2 + -3x = 0 Solving 2 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -3x = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -3x = 0 + -2 -3x = 0 + -2 Combine like terms: 0 + -2 = -2 -3x = -2 Divide each side by '-3'. x = 0.6666666667 Simplifying x = 0.6666666667

Subproblem 2

Set the factor '(4 + 5x)' equal to zero and attempt to solve: Simplifying 4 + 5x = 0 Solving 4 + 5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-4' to each side of the equation. 4 + -4 + 5x = 0 + -4 Combine like terms: 4 + -4 = 0 0 + 5x = 0 + -4 5x = 0 + -4 Combine like terms: 0 + -4 = -4 5x = -4 Divide each side by '5'. x = -0.8 Simplifying x = -0.8

Solution

x = {0.6666666667, -0.8}

See similar equations:

| 61=16+15 | | 5(2d-1)=3(d+17) | | 3(-4)-5y=-15 | | x+3+22=360 | | 3(2x+8)8=2(4x+8) | | 2x+5+47-4x=360 | | 2x+6-6x=14-14x+10x-8 | | G+g-g+g= | | y=cot(5x-3) | | 3/4x=72 | | 11.5=y-16 | | 5x+3x+12=360 | | 4cosx+7=6 | | 5k^2-23=57 | | lnx^5-lnx^3=4 | | 3x-10=54 | | 8p+40= | | 25x^2=-16 | | 5x^2+19x+8=0 | | 4lnx-lnx^2=4 | | 5n^2-16n+11=0 | | 4lnx-lnx=4 | | 0.25(12y+4)=5(-2)(4y+6) | | 12a+3a=0 | | 8X+3Y+7=30+2 | | 15p-3p=24 | | y=5E+06x-79128 | | 4(6w-7)=6(4w+5) | | 6y+1=6y+7 | | 3,391/11 | | 7x+2=117 | | x+2x+3x+4x+5x+6x=21 |

Equations solver categories