x(2x+6x)=32

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Solution for x(2x+6x)=32 equation: 


Simplifying
x(2x + 6x) = 32

Combine like terms: 2x + 6x = 8x
x(8x) = 32

Remove parenthesis around (8x)
x * 8x = 32

Reorder the terms for easier multiplication:
8x * x = 32

Multiply x * x
8x2 = 32

Solving
8x2 = 32

Solving for variable 'x'.

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

Divide each side by '8'.
x2 = 4

Simplifying
x2 = 4

Take the square root of each side:
x = {-2, 2}

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