45=x+2(x+4)

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Solution for 45=x+2(x+4) equation:


Simplifying
45 = x + 2(x + 4)

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

Reorder the terms:
45 = 8 + x + 2x

Combine like terms: x + 2x = 3x
45 = 8 + 3x

Solving
45 = 8 + 3x

Solving for variable 'x'.

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

Add '-3x' to each side of the equation.
45 + -3x = 8 + 3x + -3x

Combine like terms: 3x + -3x = 0
45 + -3x = 8 + 0
45 + -3x = 8

Add '-45' to each side of the equation.
45 + -45 + -3x = 8 + -45

Combine like terms: 45 + -45 = 0
0 + -3x = 8 + -45
-3x = 8 + -45

Combine like terms: 8 + -45 = -37
-3x = -37

Divide each side by '-3'.
x = 12.33333333

Simplifying
x = 12.33333333

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