(x+7.7)+x=720.3

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Solution for (x+7.7)+x=720.3 equation:


Simplifying
(x + 7.7) + x = 720.3

Reorder the terms:
(7.7 + x) + x = 720.3

Remove parenthesis around (7.7 + x)
7.7 + x + x = 720.3

Combine like terms: x + x = 2x
7.7 + 2x = 720.3

Solving
7.7 + 2x = 720.3

Solving for variable 'x'.

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

Add '-7.7' to each side of the equation.
7.7 + -7.7 + 2x = 720.3 + -7.7

Combine like terms: 7.7 + -7.7 = 0.0
0.0 + 2x = 720.3 + -7.7
2x = 720.3 + -7.7

Combine like terms: 720.3 + -7.7 = 712.6
2x = 712.6

Divide each side by '2'.
x = 356.3

Simplifying
x = 356.3

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