(7x+3)+(11x+21)=180

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Solution for (7x+3)+(11x+21)=180 equation:


Simplifying
(7x + 3) + (11x + 21) = 180

Reorder the terms:
(3 + 7x) + (11x + 21) = 180

Remove parenthesis around (3 + 7x)
3 + 7x + (11x + 21) = 180

Reorder the terms:
3 + 7x + (21 + 11x) = 180

Remove parenthesis around (21 + 11x)
3 + 7x + 21 + 11x = 180

Reorder the terms:
3 + 21 + 7x + 11x = 180

Combine like terms: 3 + 21 = 24
24 + 7x + 11x = 180

Combine like terms: 7x + 11x = 18x
24 + 18x = 180

Solving
24 + 18x = 180

Solving for variable 'x'.

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

Add '-24' to each side of the equation.
24 + -24 + 18x = 180 + -24

Combine like terms: 24 + -24 = 0
0 + 18x = 180 + -24
18x = 180 + -24

Combine like terms: 180 + -24 = 156
18x = 156

Divide each side by '18'.
x = 8.666666667

Simplifying
x = 8.666666667

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