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If x = 4, what is the value of x(20 - x)?
A.
68
B.
16
C.
64
D.
76


Sagot :

The answer is C.64
The reason to that is because you have to subtract 20 from 4 then multiple 16 by 4
C. 64 because if you distribute the x which is 4 to 20 - x which is also 4 it will be 80 - 16, so then after subtract the two numbers you will get your answer 64.