2r^3+14r^2-36r=

Simple and best practice solution for 2r^3+14r^2-36r= 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 2r^3+14r^2-36r= equation:


Simplifying
2r3 + 14r2 + -36r = 0

Reorder the terms:
-36r + 14r2 + 2r3 = 0

Solving
-36r + 14r2 + 2r3 = 0

Solving for variable 'r'.

Factor out the Greatest Common Factor (GCF), '2r'.
2r(-18 + 7r + r2) = 0

Factor a trinomial.
2r((-9 + -1r)(2 + -1r)) = 0

Ignore the factor 2.

Subproblem 1

Set the factor 'r' equal to zero and attempt to solve: Simplifying r = 0 Solving r = 0 Move all terms containing r to the left, all other terms to the right. Simplifying r = 0

Subproblem 2

Set the factor '(-9 + -1r)' equal to zero and attempt to solve: Simplifying -9 + -1r = 0 Solving -9 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '9' to each side of the equation. -9 + 9 + -1r = 0 + 9 Combine like terms: -9 + 9 = 0 0 + -1r = 0 + 9 -1r = 0 + 9 Combine like terms: 0 + 9 = 9 -1r = 9 Divide each side by '-1'. r = -9 Simplifying r = -9

Subproblem 3

Set the factor '(2 + -1r)' equal to zero and attempt to solve: Simplifying 2 + -1r = 0 Solving 2 + -1r = 0 Move all terms containing r to the left, all other terms to the right. Add '-2' to each side of the equation. 2 + -2 + -1r = 0 + -2 Combine like terms: 2 + -2 = 0 0 + -1r = 0 + -2 -1r = 0 + -2 Combine like terms: 0 + -2 = -2 -1r = -2 Divide each side by '-1'. r = 2 Simplifying r = 2

Solution

r = {0, -9, 2}

See similar equations:

| x-7.9=-6.2 | | y+25=18 | | 2x^2-22x+20= | | 15(t-6)+3t=6(3t+2)-11 | | X^4-26x^2=-25 | | 7x+3=9x-2 | | 2(w-2)+5=3(w-1) | | (6x^2-6x-5)(7x^2+6x-5)= | | 8x-7+2=16-5x | | 6x^3-5x^2-4x+1=0 | | x+x+36+2x-38=498 | | 4(-3x+2)=-8(5x-4)+9 | | x^2+6-5x^3-30x=0 | | -4x(2x-3)=-8x+5 | | 2/5+x=0.25 | | 6(x+4)y^2+40(x+4)y-64(x+4)= | | 1/7.2=-3 | | 5x^7-405x^3= | | 16x^2+60xy-54y^2= | | x^2-18+75=0 | | 14x^4-34x^3+12x^2= | | 9y^3+9y^2+2y= | | 3x^4-16x^2-12= | | 9y^3= | | 3a^2-10ab-32b= | | 7.50xh=33.75 | | 0=2x^3+3x^2+5x+2 | | 25x^2+5x-2= | | 8x-5x+6=6x | | x^3-13x^2+55x-75=0 | | 12y^2+29y-8= | | 5x-13x+2x=70+x |

Equations solver categories