(7x+20)+(3x+72)=180

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Solution for (7x+20)+(3x+72)=180 equation:


Simplifying
(7x + 20) + (3x + 72) = 180

Reorder the terms:
(20 + 7x) + (3x + 72) = 180

Remove parenthesis around (20 + 7x)
20 + 7x + (3x + 72) = 180

Reorder the terms:
20 + 7x + (72 + 3x) = 180

Remove parenthesis around (72 + 3x)
20 + 7x + 72 + 3x = 180

Reorder the terms:
20 + 72 + 7x + 3x = 180

Combine like terms: 20 + 72 = 92
92 + 7x + 3x = 180

Combine like terms: 7x + 3x = 10x
92 + 10x = 180

Solving
92 + 10x = 180

Solving for variable 'x'.

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

Add '-92' to each side of the equation.
92 + -92 + 10x = 180 + -92

Combine like terms: 92 + -92 = 0
0 + 10x = 180 + -92
10x = 180 + -92

Combine like terms: 180 + -92 = 88
10x = 88

Divide each side by '10'.
x = 8.8

Simplifying
x = 8.8

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