42=2+-2(7+2)

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Solution for 42=2+-2(7+2) equation: 


Simplifying
42 = 2 + -2(7 + 2)

Combine like terms: 7 + 2 = 9
42 = 2 + -2(9)

Multiply -2 * 9
42 = 2 + -18

Combine like terms: 2 + -18 = -16
42 = -16

Solving
42 = -16

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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