x(x+2)=7x

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Solution for x(x+2)=7x equation: 


Simplifying
x(x + 2) = 7x

Reorder the terms:
x(2 + x) = 7x
(2 * x + x * x) = 7x
(2x + x2) = 7x

Solving
2x + x2 = 7x

Solving for variable 'x'.

Reorder the terms:
2x + -7x + x2 = 7x + -7x

Combine like terms: 2x + -7x = -5x
-5x + x2 = 7x + -7x

Combine like terms: 7x + -7x = 0
-5x + x2 = 0

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


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 '(-5 + x)' equal to zero and attempt to solve:

Simplifying
-5 + x = 0

Solving
-5 + x = 0

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

Add '5' to each side of the equation.
-5 + 5 + x = 0 + 5

Combine like terms: -5 + 5 = 0
0 + x = 0 + 5
x = 0 + 5

Combine like terms: 0 + 5 = 5
x = 5

Simplifying
x = 5
Solution
x = {0, 5}

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