15n^2-7n-2=

Simple and best practice solution for 15n^2-7n-2= 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 15n^2-7n-2= equation:


Simplifying
15n2 + -7n + -2 = 0

Reorder the terms:
-2 + -7n + 15n2 = 0

Solving
-2 + -7n + 15n2 = 0

Solving for variable 'n'.

Factor a trinomial.
(-1 + -5n)(2 + -3n) = 0

Subproblem 1

Set the factor '(-1 + -5n)' equal to zero and attempt to solve: Simplifying -1 + -5n = 0 Solving -1 + -5n = 0 Move all terms containing n to the left, all other terms to the right. Add '1' to each side of the equation. -1 + 1 + -5n = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5n = 0 + 1 -5n = 0 + 1 Combine like terms: 0 + 1 = 1 -5n = 1 Divide each side by '-5'. n = -0.2 Simplifying n = -0.2

Subproblem 2

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

Solution

n = {-0.2, 0.6666666667}

See similar equations:

| 6*2-y=7 | | 6*13-y=7 | | 2x^2+15-6=0 | | 200X+50(1-X)= | | 6*-1-y=7 | | 2T-7=19 | | -19x=305 | | 6*3-y=7 | | 8y^2+6y+1= | | (2x-5)(x-5)=0 | | -3=n+6+8n | | c^2+9= | | 1/x-x=3,x0 | | 1/x-x=3 | | 5x-y=64 | | Y-5=-6(x+3) | | 9b-3=-75 | | a+9=6+2a | | 4y+32=6+8y | | .75x+7=16 | | -35x^3+28x^2+7x=0 | | -2(5s-6)-12=-2(9s+9)-2 | | 7p-4=-263 | | 400y=68 | | x+(25x)=425 | | (p^3-3p)+(2p^2+4p-1)+(4p^3-3)= | | -2=13+v | | 2x-y=68 | | Py-q=Rfory | | 33-3x=27 | | 30x+25y=210 | | -2=4-n |

Equations solver categories