(1-3x)(5x+2)=0

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Solution for (1-3x)(5x+2)=0 equation: 


Simplifying
(1 + -3x)(5x + 2) = 0

Reorder the terms:
(1 + -3x)(2 + 5x) = 0

Multiply (1 + -3x) * (2 + 5x)
(1(2 + 5x) + -3x * (2 + 5x)) = 0
((2 * 1 + 5x * 1) + -3x * (2 + 5x)) = 0
((2 + 5x) + -3x * (2 + 5x)) = 0
(2 + 5x + (2 * -3x + 5x * -3x)) = 0
(2 + 5x + (-6x + -15x2)) = 0

Combine like terms: 5x + -6x = -1x
(2 + -1x + -15x2) = 0

Solving
2 + -1x + -15x2 = 0

Solving for variable 'x'.

Factor a trinomial.
(1 + -3x)(2 + 5x) = 0


Subproblem 1
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

Subproblem 2
Set the factor '(2 + 5x)' equal to zero and attempt to solve:

Simplifying
2 + 5x = 0

Solving
2 + 5x = 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 + 5x = 0 + -2

Combine like terms: 2 + -2 = 0
0 + 5x = 0 + -2
5x = 0 + -2

Combine like terms: 0 + -2 = -2
5x = -2

Divide each side by '5'.
x = -0.4

Simplifying
x = -0.4
Solution
x = {0.3333333333, -0.4}

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