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OpenStudy (s117):
What is the value of the expression below when x = –2? 5 + 3(x – 7) – (x + 1) A. –7 B. –5 C. –21 D. –23
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OpenStudy (s117):
@inowalst
OpenStudy (inowalst):
Hm. What do you think?
OpenStudy (inowalst):
I tried it two ways and got different answers.
OpenStudy (campbell_st):
you are asked to replace x with -2 so it becomes 5 + 3(-2 -7) -( -2 + 1) now use order of operation to evaluate it.
OpenStudy (inowalst):
PEMDAS ?
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