-1=2(4)-4

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Solution for -1=2(4)-4 equation: 


Simplifying
-1 = 2(4) + -4

Multiply 2 * 4
-1 = 8 + -4

Combine like terms: 8 + -4 = 4
-1 = 4

Solving
-1 = 4

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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