Adding a negative number has the same effect as subtracting a number. Therefore, in this instance, 75 + (-4) = 75 - 4 = 71
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nope negative plus negative equals a negative -2+(-4)=-6 but negative times negative equals a positive
positive 4
Negative 4
a negative times a positive is a negative so 2*-4=-8+10=2
It is: 4+(-4) = 0