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

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


Simplifying
x2 + 8x2 = -15x

Combine like terms: x2 + 8x2 = 9x2
9x2 = -15x

Solving
9x2 = -15x

Solving for variable 'x'.

Reorder the terms:
15x + 9x2 = -15x + 15x

Combine like terms: -15x + 15x = 0
15x + 9x2 = 0

Factor out the Greatest Common Factor (GCF), '3x'.
3x(5 + 3x) = 0

Ignore the factor 3.

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 + 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 = {0, -1.666666667}

See similar equations:

| 9c=27 | | n/-4=11 | | 9c=20 | | 30(20)-10(1x)=15(1x) | | (-2-6i)-(4-6i)=0 | | (n)(n)= | | a^9/a^5 | | 2(y-9)=3y-4 | | -n^2-7n-10= | | p-11=-11 | | 38+7k=8 | | 4x^2+44x+121=0 | | 3(5-10)=x-4 | | 5=30b | | 12=-3(2x+2) | | (A+b)x=a+b | | 3(x-9)+4=8(4-8x) | | q^2-6q+35= | | -6x+17=3(1+x)-9x | | 6=4y-3y+2 | | 2k+7k=45 | | 3u^2+16u+5=0 | | 3+v=1 | | 79(y-50)=y-25 | | (6-3i)+(5+4i)=0 | | 4x^2+12x-72= | | 2z+2z-3z=12 | | 12=-3(2x-2) | | 49x^2+49x-8=0 | | 2x^3-12x^2=14x | | 42x-12=-10-7x | | 7x-4=-171 |

Equations solver categories