-4-(-2)+9-7=

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Solution for -4-(-2)+9-7= equation: 


Simplifying
-4 + -1(-2) + 9 + -7 = 0

Multiply -1 * -2
-4 + 2 + 9 + -7 = 0

Combine like terms: -4 + 2 = -2
-2 + 9 + -7 = 0

Combine like terms: -2 + 9 = 7
7 + -7 = 0

Combine like terms: 7 + -7 = 0
0 = 0

Solving
0 = 0

Couldn't find a variable to solve for.

This equation is an identity, all real numbers are solutions.

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