-1=4-2*5

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Solution for -1=4-2*5 equation: 


Simplifying
-1 = 4 + -2 * 5

Multiply -2 * 5
-1 = 4 + -10

Combine like terms: 4 + -10 = -6
-1 = -6

Solving
-1 = -6

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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