2x+(8x-20)=90

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Solution for 2x+(8x-20)=90 equation:


Simplifying
2x + (8x + -20) = 90

Reorder the terms:
2x + (-20 + 8x) = 90

Remove parenthesis around (-20 + 8x)
2x + -20 + 8x = 90

Reorder the terms:
-20 + 2x + 8x = 90

Combine like terms: 2x + 8x = 10x
-20 + 10x = 90

Solving
-20 + 10x = 90

Solving for variable 'x'.

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

Add '20' to each side of the equation.
-20 + 20 + 10x = 90 + 20

Combine like terms: -20 + 20 = 0
0 + 10x = 90 + 20
10x = 90 + 20

Combine like terms: 90 + 20 = 110
10x = 110

Divide each side by '10'.
x = 11

Simplifying
x = 11

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