65-(45-20)=(65-45)-20

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Solution for 65-(45-20)=(65-45)-20 equation: 


Simplifying
65 + -1(45 + -20) = (65 + -45) + -20

Combine like terms: 45 + -20 = 25
65 + -1(25) = (65 + -45) + -20

Multiply -1 * 25
65 + -25 = (65 + -45) + -20

Combine like terms: 65 + -25 = 40
40 = (65 + -45) + -20

Combine like terms: 65 + -45 = 20
40 = (20) + -20
40 = 20 + -20

Combine like terms: 20 + -20 = 0
40 = 0

Solving
40 = 0

Couldn't find a variable to solve for.

This equation is invalid, the left and right sides are not equal, therefore there is no solution.

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