2x+5+3x+4=90

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Solution for 2x+5+3x+4=90 equation:


Simplifying
2x + 5 + 3x + 4 = 90

Reorder the terms:
5 + 4 + 2x + 3x = 90

Combine like terms: 5 + 4 = 9
9 + 2x + 3x = 90

Combine like terms: 2x + 3x = 5x
9 + 5x = 90

Solving
9 + 5x = 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 + 5x = 90 + -9

Combine like terms: 9 + -9 = 0
0 + 5x = 90 + -9
5x = 90 + -9

Combine like terms: 90 + -9 = 81
5x = 81

Divide each side by '5'.
x = 16.2

Simplifying
x = 16.2

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