7x(1-3x)(1+3x)=

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


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

Multiply (1 + -3x) * (1 + 3x)
7x(1(1 + 3x) + -3x * (1 + 3x)) = 0
7x((1 * 1 + 3x * 1) + -3x * (1 + 3x)) = 0
7x((1 + 3x) + -3x * (1 + 3x)) = 0
7x(1 + 3x + (1 * -3x + 3x * -3x)) = 0
7x(1 + 3x + (-3x + -9x2)) = 0

Combine like terms: 3x + -3x = 0
7x(1 + 0 + -9x2) = 0
7x(1 + -9x2) = 0
(1 * 7x + -9x2 * 7x) = 0
(7x + -63x3) = 0

Solving
7x + -63x3 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '7x'.
7x(1 + -9x2) = 0

Factor a difference between two squares.
7x((1 + 3x)(1 + -3x)) = 0

Ignore the factor 7.

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 '(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 3
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 = {0, -0.3333333333, 0.3333333333}

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