2-2=-4(7-7)

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


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

Combine like terms: 2 + -2 = 0
0 = -4(7 + -7)

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