(6x-1)+(x+x)=90

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Solution for (6x-1)+(x+x)=90 equation:


Simplifying
(6x + -1) + (x + x) = 90

Reorder the terms:
(-1 + 6x) + (x + x) = 90

Remove parenthesis around (-1 + 6x)
-1 + 6x + (x + x) = 90

Combine like terms: x + x = 2x
-1 + 6x + (2x) = 90
-1 + 6x + (2x) = 90

Combine like terms: 6x + (2x) = 8x
-1 + 8x = 90

Solving
-1 + 8x = 90

Solving for variable 'x'.

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

Add '1' to each side of the equation.
-1 + 1 + 8x = 90 + 1

Combine like terms: -1 + 1 = 0
0 + 8x = 90 + 1
8x = 90 + 1

Combine like terms: 90 + 1 = 91
8x = 91

Divide each side by '8'.
x = 11.375

Simplifying
x = 11.375

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