4(-1+2)=

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


Simplifying
4(-1 + 2) = 0

Combine like terms: -1 + 2 = 1
4(1) = 0

Multiply 4 * 1
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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