8x-2(x+4)=20

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Solution for 8x-2(x+4)=20 equation:


Simplifying
8x + -2(x + 4) = 20

Reorder the terms:
8x + -2(4 + x) = 20
8x + (4 * -2 + x * -2) = 20
8x + (-8 + -2x) = 20

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

Combine like terms: 8x + -2x = 6x
-8 + 6x = 20

Solving
-8 + 6x = 20

Solving for variable 'x'.

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

Add '8' to each side of the equation.
-8 + 8 + 6x = 20 + 8

Combine like terms: -8 + 8 = 0
0 + 6x = 20 + 8
6x = 20 + 8

Combine like terms: 20 + 8 = 28
6x = 28

Divide each side by '6'.
x = 4.666666667

Simplifying
x = 4.666666667

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