8x+7+6x+5=90

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Solution for 8x+7+6x+5=90 equation:


Simplifying
8x + 7 + 6x + 5 = 90

Reorder the terms:
7 + 5 + 8x + 6x = 90

Combine like terms: 7 + 5 = 12
12 + 8x + 6x = 90

Combine like terms: 8x + 6x = 14x
12 + 14x = 90

Solving
12 + 14x = 90

Solving for variable 'x'.

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

Add '-12' to each side of the equation.
12 + -12 + 14x = 90 + -12

Combine like terms: 12 + -12 = 0
0 + 14x = 90 + -12
14x = 90 + -12

Combine like terms: 90 + -12 = 78
14x = 78

Divide each side by '14'.
x = 5.571428571

Simplifying
x = 5.571428571

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