7x+5+8x+9=90

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Solution for 7x+5+8x+9=90 equation:


Simplifying
7x + 5 + 8x + 9 = 90

Reorder the terms:
5 + 9 + 7x + 8x = 90

Combine like terms: 5 + 9 = 14
14 + 7x + 8x = 90

Combine like terms: 7x + 8x = 15x
14 + 15x = 90

Solving
14 + 15x = 90

Solving for variable 'x'.

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

Add '-14' to each side of the equation.
14 + -14 + 15x = 90 + -14

Combine like terms: 14 + -14 = 0
0 + 15x = 90 + -14
15x = 90 + -14

Combine like terms: 90 + -14 = 76
15x = 76

Divide each side by '15'.
x = 5.066666667

Simplifying
x = 5.066666667

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