(8x+5)+(10x-7)=90

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Solution for (8x+5)+(10x-7)=90 equation:


Simplifying
(8x + 5) + (10x + -7) = 90

Reorder the terms:
(5 + 8x) + (10x + -7) = 90

Remove parenthesis around (5 + 8x)
5 + 8x + (10x + -7) = 90

Reorder the terms:
5 + 8x + (-7 + 10x) = 90

Remove parenthesis around (-7 + 10x)
5 + 8x + -7 + 10x = 90

Reorder the terms:
5 + -7 + 8x + 10x = 90

Combine like terms: 5 + -7 = -2
-2 + 8x + 10x = 90

Combine like terms: 8x + 10x = 18x
-2 + 18x = 90

Solving
-2 + 18x = 90

Solving for variable 'x'.

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

Add '2' to each side of the equation.
-2 + 2 + 18x = 90 + 2

Combine like terms: -2 + 2 = 0
0 + 18x = 90 + 2
18x = 90 + 2

Combine like terms: 90 + 2 = 92
18x = 92

Divide each side by '18'.
x = 5.111111111

Simplifying
x = 5.111111111

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