45x^2+90x+25=0

Simple and best practice solution for 45x^2+90x+25=0 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 45x^2+90x+25=0 equation:


Simplifying
45x2 + 90x + 25 = 0

Reorder the terms:
25 + 90x + 45x2 = 0

Solving
25 + 90x + 45x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(5 + 18x + 9x2) = 0

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

Ignore the factor 5.

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 '(1 + 3x)' equal to zero and attempt to solve: Simplifying 1 + 3x = 0 Solving 1 + 3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-1' to each side of the equation. 1 + -1 + 3x = 0 + -1 Combine like terms: 1 + -1 = 0 0 + 3x = 0 + -1 3x = 0 + -1 Combine like terms: 0 + -1 = -1 3x = -1 Divide each side by '3'. x = -0.3333333333 Simplifying x = -0.3333333333

Solution

x = {-1.666666667, -0.3333333333}

See similar equations:

| 100/370=h/740 | | 0.2x+1.5=0.1 | | 5/15=12/n | | 35x^2+67x+30=0 | | 6x+12y=36 | | 84-5x=40+24 | | 5/n=25/35 | | 6/7=n/35 | | -117-7x=8x++18 | | s=68-20log(0+1) | | 9w-18=48 | | s(t)=68-20log(0+1) | | 8x+24=28 | | 7+11i/i | | 6x+6-5x-7=27 | | 6x+6=5x-7 | | 6x+6+27=5x-7 | | -5(3z+4)-z-27= | | 4x^3(x-3)= | | 9x-8=22+7x | | 6x-7=x-42 | | x+y(1-q)=y+x(1-q) | | 5x-7+6x+6=27 | | 24+6x=3x+42 | | 18xy-9x^2y^2= | | 10x-13=6x+35 | | 42x^3+36x^2-6= | | 3x+7=x+27 | | 3x+71=10x-13 | | w-6=16+2 | | 2x-5=10-85 | | 2x+17=12x-85 |

Equations solver categories