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Mathematics 21 Online
OpenStudy (anonymous):

What is the value of d + e + f when d = 20, e = –4 and f = –2? A. –26 B. –22 C. 14 D. 18

OpenStudy (anonymous):

20 + (-4) + (-2) can also be written as 20 -4 -2 or 20-6 What is 20-6?

OpenStudy (anonymous):

14

OpenStudy (bishoppatton):

that isn't the answer... 14 is wrong

OpenStudy (anonymous):

You're right @shotgun !

OpenStudy (anonymous):

why is answer wrong

OpenStudy (anonymous):

Okay @BishopPatton. What is your answer then? Explain.

OpenStudy (bishoppatton):

the answer is 18

OpenStudy (anonymous):

Kindly explain. :)

OpenStudy (bishoppatton):

check your messages @mathway

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