(7*2)-(5*-1)=9

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Solution for (7*2)-(5*-1)=9 equation: 


Simplifying
(7 * 2) + -1(5 * -1) = 9

Multiply 7 * 2
(14) + -1(5 * -1) = 9
14 + -1(5 * -1) = 9

Multiply 5 * -1
14 + -1(-5) = 9

Multiply -1 * -5
14 + 5 = 9

Combine like terms: 14 + 5 = 19
19 = 9

Solving
19 = 9

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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