5(2x-1)(3x+7)=0

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Solution for 5(2x-1)(3x+7)=0 equation: 


Simplifying
5(2x + -1)(3x + 7) = 0

Reorder the terms:
5(-1 + 2x)(3x + 7) = 0

Reorder the terms:
5(-1 + 2x)(7 + 3x) = 0

Multiply (-1 + 2x) * (7 + 3x)
5(-1(7 + 3x) + 2x * (7 + 3x)) = 0
5((7 * -1 + 3x * -1) + 2x * (7 + 3x)) = 0
5((-7 + -3x) + 2x * (7 + 3x)) = 0
5(-7 + -3x + (7 * 2x + 3x * 2x)) = 0
5(-7 + -3x + (14x + 6x2)) = 0

Combine like terms: -3x + 14x = 11x
5(-7 + 11x + 6x2) = 0
(-7 * 5 + 11x * 5 + 6x2 * 5) = 0
(-35 + 55x + 30x2) = 0

Solving
-35 + 55x + 30x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-7 + 11x + 6x2) = 0

Factor a trinomial.
5((-7 + -3x)(1 + -2x)) = 0

Ignore the factor 5.

Subproblem 1
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

Subproblem 2
Set the factor '(1 + -2x)' equal to zero and attempt to solve:

Simplifying
1 + -2x = 0

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

Combine like terms: 1 + -1 = 0
0 + -2x = 0 + -1
-2x = 0 + -1

Combine like terms: 0 + -1 = -1
-2x = -1

Divide each side by '-2'.
x = 0.5

Simplifying
x = 0.5
Solution
x = {-2.333333333, 0.5}

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