(-9)(-5)-(7)(5)=

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Solution for (-9)(-5)-(7)(5)= equation: 


Simplifying
(-9)(-5) + -1(7)(5) = 0

Multiply -9 * -5
45 + -1(7)(5) = 0

Multiply -1 * 7
45 + -7 * 5 = 0

Multiply -7 * 5
45 + -35 = 0

Combine like terms: 45 + -35 = 10
10 = 0

Solving
10 = 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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