3(15x^2-2x-1)=

Simple and best practice solution for 3(15x^2-2x-1)= 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 3(15x^2-2x-1)= equation:


Simplifying
3(15x2 + -2x + -1) = 0

Reorder the terms:
3(-1 + -2x + 15x2) = 0
(-1 * 3 + -2x * 3 + 15x2 * 3) = 0
(-3 + -6x + 45x2) = 0

Solving
-3 + -6x + 45x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '3'.
3(-1 + -2x + 15x2) = 0

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

Ignore the factor 3.

Subproblem 1

Set the factor '(-1 + -5x)' equal to zero and attempt to solve: Simplifying -1 + -5x = 0 Solving -1 + -5x = 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 + -5x = 0 + 1 Combine like terms: -1 + 1 = 0 0 + -5x = 0 + 1 -5x = 0 + 1 Combine like terms: 0 + 1 = 1 -5x = 1 Divide each side by '-5'. x = -0.2 Simplifying x = -0.2

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 = {-0.2, 0.3333333333}

See similar equations:

| x^3-x=100 | | 5x-5=14x-125 | | 5x+31=7x+2 | | 8x-22=42 | | 16x-(8x-2)=4 | | 3(3x-1)+5(5x+1)=3(5x+1)(3x-1) | | 3(5x+1)(3x-1)= | | x^6-4x^3-5=0 | | 3y/4=9/8 | | (n+4)(n-3)=22 | | n+4*n+4-3=22 | | n^2+n-34=0 | | x=13-1.5y | | x(5-7x)-4x=9 | | 4x^2-13x+23=6x+2 | | 4x^2-19x+21=0 | | x+4x=9 | | 4x^2-13x+21=0 | | 4x^2-13x+23=0 | | 4x^2+13x+23=0 | | 2(y-5)-4(1-2y)=16 | | 2(3h+5)=5 | | (120-10x)(6+x)=0 | | 199-3x=33x+23 | | x^4+x^3-15x^2+13=0 | | 3y^2-48y=0 | | 5y-13=27 | | x+16=0.5(4x-16+32) | | 25x^2+50x+25=0 | | 2(x-1)=4x-3 | | 7(5x+4)+21= | | 2(5k+15)=2 |

Equations solver categories