(9x+21)+(2x+16)=90

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Solution for (9x+21)+(2x+16)=90 equation:


Simplifying
(9x + 21) + (2x + 16) = 90

Reorder the terms:
(21 + 9x) + (2x + 16) = 90

Remove parenthesis around (21 + 9x)
21 + 9x + (2x + 16) = 90

Reorder the terms:
21 + 9x + (16 + 2x) = 90

Remove parenthesis around (16 + 2x)
21 + 9x + 16 + 2x = 90

Reorder the terms:
21 + 16 + 9x + 2x = 90

Combine like terms: 21 + 16 = 37
37 + 9x + 2x = 90

Combine like terms: 9x + 2x = 11x
37 + 11x = 90

Solving
37 + 11x = 90

Solving for variable 'x'.

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

Add '-37' to each side of the equation.
37 + -37 + 11x = 90 + -37

Combine like terms: 37 + -37 = 0
0 + 11x = 90 + -37
11x = 90 + -37

Combine like terms: 90 + -37 = 53
11x = 53

Divide each side by '11'.
x = 4.818181818

Simplifying
x = 4.818181818

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