45x^2-9x-2=0

Simple and best practice solution for 45x^2-9x-2=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^2-9x-2=0 equation:


Simplifying
45x2 + -9x + -2 = 0

Reorder the terms:
-2 + -9x + 45x2 = 0

Solving
-2 + -9x + 45x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(-2 + -15x)(1 + -3x) = 0

Subproblem 1

Set the factor '(-2 + -15x)' equal to zero and attempt to solve: Simplifying -2 + -15x = 0 Solving -2 + -15x = 0 Move all terms containing x to the left, all other terms to the right. Add '2' to each side of the equation. -2 + 2 + -15x = 0 + 2 Combine like terms: -2 + 2 = 0 0 + -15x = 0 + 2 -15x = 0 + 2 Combine like terms: 0 + 2 = 2 -15x = 2 Divide each side by '-15'. x = -0.1333333333 Simplifying x = -0.1333333333

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 = {-0.1333333333, 0.3333333333}

See similar equations:

| -105x+3y=105 | | 30x^2-7x-2=0 | | sec^2(0)= | | 8m^2-10m-1=0 | | 7x+3=3+2x+31 | | 24a^2+19ab+2b^2=0 | | -2y+12=2(3y+2) | | 18m^2-5mn-2n^2=0 | | 4s^2-10s+5=0 | | 10x^2+11xy+3y^2=0 | | 20x-2=45x+8 | | 2x-4=4x-8 | | x-500=65x | | 12x+5y=313 | | ln*x^3=5 | | lnx^3=5 | | 15x^2+22x-9=0 | | x^2+64=16-x^2+9x | | x/34=-4+29 | | 12+81= | | 12a^2+5a-2=0 | | -3(2x-1)(2x-1)+5=-1 | | 6m^2+7m+2=0 | | 53+3=56 | | R-0.35=R | | -9=(-t^2)+6t | | 16x-34=9x+10 | | 10w+5=50 | | x+9=5x+1 | | -5.0-4y=20 | | 321=a+2a+3a | | 6+3(13-2)-5*5= |

Equations solver categories