2x-40+78-76+54=123

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Solution for 2x-40+78-76+54=123 equation:


Simplifying
2x + -40 + 78 + -76 + 54 = 123

Reorder the terms:
-40 + 78 + -76 + 54 + 2x = 123

Combine like terms: -40 + 78 = 38
38 + -76 + 54 + 2x = 123

Combine like terms: 38 + -76 = -38
-38 + 54 + 2x = 123

Combine like terms: -38 + 54 = 16
16 + 2x = 123

Solving
16 + 2x = 123

Solving for variable 'x'.

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

Add '-16' to each side of the equation.
16 + -16 + 2x = 123 + -16

Combine like terms: 16 + -16 = 0
0 + 2x = 123 + -16
2x = 123 + -16

Combine like terms: 123 + -16 = 107
2x = 107

Divide each side by '2'.
x = 53.5

Simplifying
x = 53.5

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