4=(-1,1/2)

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


4=(-1,1/2)

We simplify the equation to the form, which is simple to understand 
4=(-1,1/2)

Remove unnecessary parentheses
4=-0.55

We move all terms containing  to the left and all other terms to the right. 
0=-0.55-4

We simplify left and right side of the equation. 
0=-4.55

0=-4.55

The left and right sides are not equal, therefore there is no solution. This equation is invalid.

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