20+25-X=2

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Solution for 20+25-X=2 equation: 


Simplifying
20 + 25 + -1X = 2

Combine like terms: 20 + 25 = 45
45 + -1X = 2

Solving
45 + -1X = 2

Solving for variable 'X'.

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

Add '-45' to each side of the equation.
45 + -45 + -1X = 2 + -45

Combine like terms: 45 + -45 = 0
0 + -1X = 2 + -45
-1X = 2 + -45

Combine like terms: 2 + -45 = -43
-1X = -43

Divide each side by '-1'.
X = 43

Simplifying
X = 43

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