8x-6+7x+9=90

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Solution for 8x-6+7x+9=90 equation:


Simplifying
8x + -6 + 7x + 9 = 90

Reorder the terms:
-6 + 9 + 8x + 7x = 90

Combine like terms: -6 + 9 = 3
3 + 8x + 7x = 90

Combine like terms: 8x + 7x = 15x
3 + 15x = 90

Solving
3 + 15x = 90

Solving for variable 'x'.

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

Add '-3' to each side of the equation.
3 + -3 + 15x = 90 + -3

Combine like terms: 3 + -3 = 0
0 + 15x = 90 + -3
15x = 90 + -3

Combine like terms: 90 + -3 = 87
15x = 87

Divide each side by '15'.
x = 5.8

Simplifying
x = 5.8

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