15x(-3x-7)=

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Solution for 15x(-3x-7)= equation: 


Simplifying
15x(-3x + -7) = 0

Reorder the terms:
15x(-7 + -3x) = 0
(-7 * 15x + -3x * 15x) = 0
(-105x + -45x2) = 0

Solving
-105x + -45x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '-15x'.
-15x(7 + 3x) = 0

Ignore the factor -15.

Subproblem 1
Set the factor 'x' equal to zero and attempt to solve:

Simplifying
x = 0

Solving
x = 0

Move all terms containing x to the left, all other terms to the right.

Simplifying
x = 0

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 = {0, -2.333333333}

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