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

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


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

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

Combine like terms: -7 + 4 = -3
-2 + 9 + [-3] = 0
-2 + 9 + -3 = 0

Combine like terms: -2 + 9 = 7
7 + -3 = 0

Combine like terms: 7 + -3 = 4
4 = 0

Solving
4 = 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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