28+28+42+42=

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Solution for 28+28+42+42= equation:


Simplifying
28 + 28 + 42 + 42 = 0

Combine like terms: 28 + 28 = 56
56 + 42 + 42 = 0

Combine like terms: 56 + 42 = 98
98 + 42 = 0

Combine like terms: 98 + 42 = 140
140 = 0

Solving
140 = 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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