7x^2+15x=2x^3

Simple and best practice solution for 7x^2+15x=2x^3 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 7x^2+15x=2x^3 equation:


Simplifying
7x2 + 15x = 2x3

Reorder the terms:
15x + 7x2 = 2x3

Solving
15x + 7x2 = 2x3

Solving for variable 'x'.

Combine like terms: 2x3 + -2x3 = 0
15x + 7x2 + -2x3 = 0

Factor out the Greatest Common Factor (GCF), 'x'.
x(15 + 7x + -2x2) = 0

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

Subproblem 1

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

Subproblem 2

Set the factor '(5 + -1x)' equal to zero and attempt to solve: Simplifying 5 + -1x = 0 Solving 5 + -1x = 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 + -1x = 0 + -5 Combine like terms: 5 + -5 = 0 0 + -1x = 0 + -5 -1x = 0 + -5 Combine like terms: 0 + -5 = -5 -1x = -5 Divide each side by '-1'. x = 5 Simplifying x = 5

Subproblem 3

Set the factor '(3 + 2x)' equal to zero and attempt to solve: Simplifying 3 + 2x = 0 Solving 3 + 2x = 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 + 2x = 0 + -3 Combine like terms: 3 + -3 = 0 0 + 2x = 0 + -3 2x = 0 + -3 Combine like terms: 0 + -3 = -3 2x = -3 Divide each side by '2'. x = -1.5 Simplifying x = -1.5

Solution

x = {0, 5, -1.5}

See similar equations:

| 18n-34+-6n-14=48 | | -11x+5=10x-37 | | 17(x-3)+17(x-5)=187 | | 2(3x-1)+2(5)=55 | | x=20+2n | | 84-7n-9-8n=225 | | x^3=13x^2-42x | | 2(x+4)+2(7)=70 | | 6w^3+9w^2-27w=0 | | 4a^3-28a^2-8a= | | 6y^2+7y-24=0 | | 10*0+4y=40 | | -6n-7n+13=39 | | M-42=-19 | | 9y+1-2(6+1y)= | | 10x+4*0=40 | | -58+60n+-26n=-24 | | x=x^2-8x+2 | | 29x(x+2)=3480 | | n^3-3n^2-4n+12=0 | | 11n-28n+6=-28 | | 4x^2-5x-216=0 | | 25b^2-35b-30=0 | | 5x=1.50 | | x=-x^2-9 | | -12n+32n+68=88 | | -70+x=2-2x | | 0.142857(14-7p-2)=2(0.5p+3)+6 | | -74-62n=-136 | | p=2*65+2*78 | | -5x+7-12x=211 | | 12+3y=9x |

Equations solver categories