-15x^2+14x+65=0

Simple and best practice solution for -15x^2+14x+65=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+14x+65=0 equation:


Simplifying
-15x2 + 14x + 65 = 0

Reorder the terms:
65 + 14x + -15x2 = 0

Solving
65 + 14x + -15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(13 + -5x)(5 + 3x) = 0

Subproblem 1

Set the factor '(13 + -5x)' equal to zero and attempt to solve: Simplifying 13 + -5x = 0 Solving 13 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-13' to each side of the equation. 13 + -13 + -5x = 0 + -13 Combine like terms: 13 + -13 = 0 0 + -5x = 0 + -13 -5x = 0 + -13 Combine like terms: 0 + -13 = -13 -5x = -13 Divide each side by '-5'. x = 2.6 Simplifying x = 2.6

Subproblem 2

Set the factor '(5 + 3x)' equal to zero and attempt to solve: Simplifying 5 + 3x = 0 Solving 5 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-5' to each side of the equation. 5 + -5 + 3x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + 3x = 0 + -5 3x = 0 + -5 Combine like terms: 0 + -5 = -5 3x = -5 Divide each side by '3'. x = -1.666666667 Simplifying x = -1.666666667

Solution

x = {2.6, -1.666666667}

See similar equations:

| (p-3)(p-4)=42 | | 6x+70=12x+4 | | -2p+7=6-(5p+7) | | (2x^4)=(16x) | | 10x=(28)67 | | -2p+7=6-5p+7 | | t(2t+9)=-7 | | t-11=-33 | | 8D=-200 | | 8x-(6x+8)=2 | | 1.25+.25x=0 | | -5-[(10-3)-(-4-7)]= | | 3y-50=2y+20 | | 4x+2(90)=4x+4*90 | | 6x-(5x+6)=2x-38 | | x^2-18x+66=0 | | 8x-(5x+3)=24 | | log(x^2-10x+22)=0 | | 11x^2+14x-13=0 | | (x-2)(3x+1)=0 | | 90+20x=70 | | (2x^4)-16x=0 | | 5d-10=40 | | 90+20x=30 | | 12x^3+28x^2+16x= | | -45x^2+88x-28=0 | | 7(9y-7)-(8y+6)= | | y=8000+200x+-10x | | 5x+27(x-2)=394 | | 6d+9=27 | | 67-2x=25x+19 | | 6-10x=120-31x |

Equations solver categories