15x^2-53x+42=0

Simple and best practice solution for 15x^2-53x+42=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 15x^2-53x+42=0 equation:


Simplifying
15x2 + -53x + 42 = 0

Reorder the terms:
42 + -53x + 15x2 = 0

Solving
42 + -53x + 15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(6 + -5x)(7 + -3x) = 0

Subproblem 1

Set the factor '(6 + -5x)' equal to zero and attempt to solve: Simplifying 6 + -5x = 0 Solving 6 + -5x = 0 Move all terms containing x to the left, all other terms to the right. Add '-6' to each side of the equation. 6 + -6 + -5x = 0 + -6 Combine like terms: 6 + -6 = 0 0 + -5x = 0 + -6 -5x = 0 + -6 Combine like terms: 0 + -6 = -6 -5x = -6 Divide each side by '-5'. x = 1.2 Simplifying x = 1.2

Subproblem 2

Set the factor '(7 + -3x)' equal to zero and attempt to solve: Simplifying 7 + -3x = 0 Solving 7 + -3x = 0 Move all terms containing x to the left, all other terms to the right. Add '-7' to each side of the equation. 7 + -7 + -3x = 0 + -7 Combine like terms: 7 + -7 = 0 0 + -3x = 0 + -7 -3x = 0 + -7 Combine like terms: 0 + -7 = -7 -3x = -7 Divide each side by '-3'. x = 2.333333333 Simplifying x = 2.333333333

Solution

x = {1.2, 2.333333333}

See similar equations:

| 5n-3=2+3n | | 6e^3x=k | | x^2+4x=-5 | | -2w*5+1=7 | | -2x-6-4x=-54 | | 4m-8=5 | | 21x^2-19x=0 | | 0=-3x+2x+8 | | 0.5t+6=-7 | | (3y-8)(3y+8)=0 | | (x-6)(2x+5)=0 | | 6=5x-3x+6 | | c^2+6=10 | | x^4-2*x^3+4*x-3=0 | | 10+6x+3x=73 | | 66=2x+5x+10 | | 4*x^3-6*x^2+4=0 | | -40=x+3x-8 | | 5x+4+5x=34 | | -7+4(r+7)=5(-2+7r) | | 17=-5x+x-3 | | 4x+9+4x=81 | | 75=3x^2 | | 26=24-2 | | 3x-11=-27+7x | | 3p=4 | | 9r-14=-24+4r | | 4(1-2k)+3k=-5k-4(k+1) | | 7X^3+15x=26x^2 | | 8(k+5)+8(7k-5)=2k-8k | | 3-2y=11 | | 8m+2+7m=2(4m-5)+8(-6-m) |

Equations solver categories