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-11
36
*A+ answer is 4 .:Sandy:.
21
negative 8 and positive 5 (-8) + (5) = -3 (-8) - (5) = -13
4
-11
Obviously, the answer is a composite number. Reason:A number multiplied by another number (besides 1) will give a result of a composite number. If a number is multiplied by 0, the answer will be 0 (which is not a prime number nor composite) unless a number has been added or subtracted to give either a negative or positive number, respectively.
36
*A+ answer is 4 .:Sandy:.
6
21
1.53 + 1.5 = 4.53 x 1.5 = 4.5
If three is subtracted from the product to get 17, the product must be 20. Then find what number can be multiplied by 5 to get 20. The answer is 4.
36
4
3(X + 3) = X + 23 3X + 9 = X +23 2X = 14 X = 7