55=X+15

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Solution for 55=X+15 equation:


Simplifying
55 = X + 15

Reorder the terms:
55 = 15 + X

Solving
55 = 15 + X

Solving for variable 'X'.

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

Add '-1X' to each side of the equation.
55 + -1X = 15 + X + -1X

Combine like terms: X + -1X = 0
55 + -1X = 15 + 0
55 + -1X = 15

Add '-55' to each side of the equation.
55 + -55 + -1X = 15 + -55

Combine like terms: 55 + -55 = 0
0 + -1X = 15 + -55
-1X = 15 + -55

Combine like terms: 15 + -55 = -40
-1X = -40

Divide each side by '-1'.
X = 40

Simplifying
X = 40

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