7x*3x-7x*3=

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Solution for 7x*3x-7x*3= equation: 


Simplifying
7x * 3x + -7x * 3 = 0

Reorder the terms for easier multiplication:
7 * 3x * x + -7x * 3 = 0

Multiply 7 * 3
21x * x + -7x * 3 = 0

Multiply x * x
21x2 + -7x * 3 = 0

Reorder the terms for easier multiplication:
21x2 + -7 * 3x = 0

Multiply -7 * 3
21x2 + -21x = 0

Reorder the terms:
-21x + 21x2 = 0

Solving
-21x + 21x2 = 0

Solving for variable 'x'.

Factor out the Greatest Common Factor (GCF), '21x'.
21x(-1 + x) = 0

Ignore the factor 21.

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 + x)' equal to zero and attempt to solve:

Simplifying
-1 + x = 0

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

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

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

Simplifying
x = 1
Solution
x = {0, 1}

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