9x^2=-30x-25

Simple and best practice solution for 9x^2=-30x-25 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 9x^2=-30x-25 equation:


Simplifying
9x2 = -30x + -25

Reorder the terms:
9x2 = -25 + -30x

Solving
9x2 = -25 + -30x

Solving for variable 'x'.

Reorder the terms:
25 + 30x + 9x2 = -25 + -30x + 25 + 30x

Reorder the terms:
25 + 30x + 9x2 = -25 + 25 + -30x + 30x

Combine like terms: -25 + 25 = 0
25 + 30x + 9x2 = 0 + -30x + 30x
25 + 30x + 9x2 = -30x + 30x

Combine like terms: -30x + 30x = 0
25 + 30x + 9x2 = 0

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

Subproblem 1

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

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 = {-1.666666667, -1.666666667}

See similar equations:

| Y+4x=-14 | | a+(a-2)+10=x | | 3x^2+6=11x | | 15(v+2)-3v=3(4v+1)-11 | | 0.5(x+2)-0.8(x+2)=-0.3x-0.6 | | 2.5x+8=23 | | x+3y=284 | | .4t=16 | | -37-2x=17-5x | | r*r*r+b*b=42 | | 12y+12=2y+12 | | 7x=2y(3.75+-0.75)+1 | | a=12b | | 120=(12+x)(5+x) | | 0(n+875)=n | | 3(3.75+-0.75)+4y=5 | | (5x+13)-3(x-2)= | | 3x^2-64=0 | | t^3-9t+18= | | 3(5-y)=3(y+3)-y | | 5x+13-3x-2= | | 4y=-3x+15 | | a-b=9 | | 4a-12b=36 | | 18+2x=6x-14 | | 66-20-2=n | | 15(y-3)=2(5y+10) | | -5x+6=3x-20 | | 7x-5=2a-20 | | 65-(2x+12)=2(x+9)+x | | 9-2n=31 | | 2X^2+2X-60=0 |

Equations solver categories