(15+x)+(17+x)=72

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Solution for (15+x)+(17+x)=72 equation:


Simplifying
(15 + x) + (17 + x) = 72

Remove parenthesis around (15 + x)
15 + x + (17 + x) = 72

Remove parenthesis around (17 + x)
15 + x + 17 + x = 72

Reorder the terms:
15 + 17 + x + x = 72

Combine like terms: 15 + 17 = 32
32 + x + x = 72

Combine like terms: x + x = 2x
32 + 2x = 72

Solving
32 + 2x = 72

Solving for variable 'x'.

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

Add '-32' to each side of the equation.
32 + -32 + 2x = 72 + -32

Combine like terms: 32 + -32 = 0
0 + 2x = 72 + -32
2x = 72 + -32

Combine like terms: 72 + -32 = 40
2x = 40

Divide each side by '2'.
x = 20

Simplifying
x = 20

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