4(-5)-2(4)=15

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Solution for 4(-5)-2(4)=15 equation: 


Simplifying
4(-5) + -2(4) = 15

Multiply 4 * -5
-20 + -2(4) = 15

Multiply -2 * 4
-20 + -8 = 15

Combine like terms: -20 + -8 = -28
-28 = 15

Solving
-28 = 15

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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