(5x+5)*(3x-1)=

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


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

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

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

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

Combine like terms: 15x + -5x = 10x
(-5 + 10x + 15x2) = 0

Solving
-5 + 10x + 15x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '5'.
5(-1 + 2x + 3x2) = 0

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

Ignore the factor 5.

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

Simplifying
-1 + -1x = 0

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

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

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

Divide each side by '-1'.
x = -1

Simplifying
x = -1

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 = {-1, 0.3333333333}

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