(3x+17)+(5x-4)=90

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Solution for (3x+17)+(5x-4)=90 equation:


Simplifying
(3x + 17) + (5x + -4) = 90

Reorder the terms:
(17 + 3x) + (5x + -4) = 90

Remove parenthesis around (17 + 3x)
17 + 3x + (5x + -4) = 90

Reorder the terms:
17 + 3x + (-4 + 5x) = 90

Remove parenthesis around (-4 + 5x)
17 + 3x + -4 + 5x = 90

Reorder the terms:
17 + -4 + 3x + 5x = 90

Combine like terms: 17 + -4 = 13
13 + 3x + 5x = 90

Combine like terms: 3x + 5x = 8x
13 + 8x = 90

Solving
13 + 8x = 90

Solving for variable 'x'.

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

Add '-13' to each side of the equation.
13 + -13 + 8x = 90 + -13

Combine like terms: 13 + -13 = 0
0 + 8x = 90 + -13
8x = 90 + -13

Combine like terms: 90 + -13 = 77
8x = 77

Divide each side by '8'.
x = 9.625

Simplifying
x = 9.625

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