(9x-17)+(4x+55)=90

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Solution for (9x-17)+(4x+55)=90 equation:


Simplifying
(9x + -17) + (4x + 55) = 90

Reorder the terms:
(-17 + 9x) + (4x + 55) = 90

Remove parenthesis around (-17 + 9x)
-17 + 9x + (4x + 55) = 90

Reorder the terms:
-17 + 9x + (55 + 4x) = 90

Remove parenthesis around (55 + 4x)
-17 + 9x + 55 + 4x = 90

Reorder the terms:
-17 + 55 + 9x + 4x = 90

Combine like terms: -17 + 55 = 38
38 + 9x + 4x = 90

Combine like terms: 9x + 4x = 13x
38 + 13x = 90

Solving
38 + 13x = 90

Solving for variable 'x'.

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

Add '-38' to each side of the equation.
38 + -38 + 13x = 90 + -38

Combine like terms: 38 + -38 = 0
0 + 13x = 90 + -38
13x = 90 + -38

Combine like terms: 90 + -38 = 52
13x = 52

Divide each side by '13'.
x = 4

Simplifying
x = 4

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