5(x+x)-15=15

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Solution for 5(x+x)-15=15 equation:


Simplifying
5(x + x) + -15 = 15

Combine like terms: x + x = 2x
5(2x) + -15 = 15

Remove parenthesis around (2x)
5 * 2x + -15 = 15

Multiply 5 * 2
10x + -15 = 15

Reorder the terms:
-15 + 10x = 15

Solving
-15 + 10x = 15

Solving for variable 'x'.

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

Add '15' to each side of the equation.
-15 + 15 + 10x = 15 + 15

Combine like terms: -15 + 15 = 0
0 + 10x = 15 + 15
10x = 15 + 15

Combine like terms: 15 + 15 = 30
10x = 30

Divide each side by '10'.
x = 3

Simplifying
x = 3

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