(5x-14)+(4x+5)=90

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Solution for (5x-14)+(4x+5)=90 equation:


Simplifying
(5x + -14) + (4x + 5) = 90

Reorder the terms:
(-14 + 5x) + (4x + 5) = 90

Remove parenthesis around (-14 + 5x)
-14 + 5x + (4x + 5) = 90

Reorder the terms:
-14 + 5x + (5 + 4x) = 90

Remove parenthesis around (5 + 4x)
-14 + 5x + 5 + 4x = 90

Reorder the terms:
-14 + 5 + 5x + 4x = 90

Combine like terms: -14 + 5 = -9
-9 + 5x + 4x = 90

Combine like terms: 5x + 4x = 9x
-9 + 9x = 90

Solving
-9 + 9x = 90

Solving for variable 'x'.

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

Add '9' to each side of the equation.
-9 + 9 + 9x = 90 + 9

Combine like terms: -9 + 9 = 0
0 + 9x = 90 + 9
9x = 90 + 9

Combine like terms: 90 + 9 = 99
9x = 99

Divide each side by '9'.
x = 11

Simplifying
x = 11

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