3(x+3)=(3x+9)

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Solution for 3(x+3)=(3x+9) equation: 


Simplifying
3(x + 3) = (3x + 9)

Reorder the terms:
3(3 + x) = (3x + 9)
(3 * 3 + x * 3) = (3x + 9)
(9 + 3x) = (3x + 9)

Reorder the terms:
9 + 3x = (9 + 3x)

Remove parenthesis around (9 + 3x)
9 + 3x = 9 + 3x

Add '-9' to each side of the equation.
9 + -9 + 3x = 9 + -9 + 3x

Combine like terms: 9 + -9 = 0
0 + 3x = 9 + -9 + 3x
3x = 9 + -9 + 3x

Combine like terms: 9 + -9 = 0
3x = 0 + 3x
3x = 3x

Add '-3x' to each side of the equation.
3x + -3x = 3x + -3x

Combine like terms: 3x + -3x = 0
0 = 3x + -3x

Combine like terms: 3x + -3x = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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