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Mathematics 8 Online
OpenStudy (anonymous):

Evaluate the function y = 20 – x when x = –3 @phi A. 17 B. 60 C. 23 <----- my answer D. –60

OpenStudy (susanna):

it's correct

OpenStudy (phi):

yes 20 - (-3) is 20+3 or 23

OpenStudy (anonymous):

check a few more pls

OpenStudy (susanna):

sure

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