-4(-7+7)=

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


Simplifying
-4(-7 + 7) = 0

Combine like terms: -7 + 7 = 0
-4(0) = 0

Multiply -4 * 0
0 = 0

Anything times zero is zero.
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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