66=2x-2(-3x-13)

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Solution for 66=2x-2(-3x-13) equation:


Simplifying
66 = 2x + -2(-3x + -13)

Reorder the terms:
66 = 2x + -2(-13 + -3x)
66 = 2x + (-13 * -2 + -3x * -2)
66 = 2x + (26 + 6x)

Reorder the terms:
66 = 26 + 2x + 6x

Combine like terms: 2x + 6x = 8x
66 = 26 + 8x

Solving
66 = 26 + 8x

Solving for variable 'x'.

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

Add '-8x' to each side of the equation.
66 + -8x = 26 + 8x + -8x

Combine like terms: 8x + -8x = 0
66 + -8x = 26 + 0
66 + -8x = 26

Add '-66' to each side of the equation.
66 + -66 + -8x = 26 + -66

Combine like terms: 66 + -66 = 0
0 + -8x = 26 + -66
-8x = 26 + -66

Combine like terms: 26 + -66 = -40
-8x = -40

Divide each side by '-8'.
x = 5

Simplifying
x = 5

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