anonymous
  • anonymous
Evaluate the expression 3(7 + 4)^2 − 14 ÷ 7. Can someone help plss
Mathematics
  • Stacey Warren - Expert brainly.com
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SOLVED
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schrodinger
  • schrodinger
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anonymous
  • anonymous
Hi, again! LOL
anonymous
  • anonymous
Ok, remember Order of Operations. Using PEMDAS what do you do first?
anonymous
  • anonymous
i add 7+4 which equals to 11

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anonymous
  • anonymous
good! Now the problem is 3x11x2-14/7. With that what do you do next?
anonymous
  • anonymous
multiply the numbers
anonymous
  • anonymous
When you do that what does the problem turn out to be? <--- Does that make sense?
anonymous
  • anonymous
i got -4 .. its not correct though
anonymous
  • anonymous
No that is not correct, and is there multiple choice?
anonymous
  • anonymous
50 361 363 586
anonymous
  • anonymous
ok.
anonymous
  • anonymous
3x11^2-14/7 PEMDAS Parentheses Exponents Multiplication <- same as below Division <------same as above Addition Subtraction
anonymous
  • anonymous
3x11 is 33
anonymous
  • anonymous
correct, but what comes first multiplication or exponents?
anonymous
  • anonymous
the exponents
anonymous
  • anonymous
correct, so then y r u doing multiplication before exponents?
anonymous
  • anonymous
okay so i would do 11^2 which is 121 ?
anonymous
  • anonymous
There you go! What is the next step to 3x121-14/7?
anonymous
  • anonymous
3x121= 363
anonymous
  • anonymous
good! Now what is the next step 363-14/7?
anonymous
  • anonymous
divide 363 by 7 right?
anonymous
  • anonymous
look at the problem again...
anonymous
  • anonymous
wait 363-14 then i divide
anonymous
  • anonymous
nope u divide first. what is 14/7?
anonymous
  • anonymous
i got the answer its 361 right?
anonymous
  • anonymous
Ok, I know you know what to do, so I will just give you the answer... its 361
anonymous
  • anonymous
lol, yes its 361
anonymous
  • anonymous
can you help me out with 2 more? lol

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