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Mathematics 22 Online
OpenStudy (anonymous):

Evaluate [3(5 + 6) + 2]÷7

OpenStudy (anonymous):

Use pythagoras theorem

myininaya (myininaya):

@hateformath , I think this is just order of operations.

OpenStudy (anonymous):

Same thing

myininaya (myininaya):

It isn't.

OpenStudy (anonymous):

Ok I havent caught up with math for a while sorry :)

myininaya (myininaya):

According to the order of operations, what is the first step we should take @mariafeliz07 ?

OpenStudy (anonymous):

i don't know

OpenStudy (anonymous):

math is my worst subject

myininaya (myininaya):

you should have a list of order of operations to go by

myininaya (myininaya):

this is something that is already given to you what is the first step in order of operations

myininaya (myininaya):

I deleted that because it isn't helpful just to give the answer.

OpenStudy (anonymous):

it doesn't it give me anything

OpenStudy (anonymous):

just the question and some answer choices

myininaya (myininaya):

Order of Operations 1) Perform the operations within grouping symbols first 2) Take care of exponents 3) Perform multiplication and division from left to right 4) Perform addition and subtraction from left to right this should be given to you not with every problem but before you even do any of these problems the instructor and the book provided you with this

myininaya (myininaya):

[3(5 + 6) + 2]÷7 grouping symbols come in many different forms it is just where you have a collection of operations like inside ( ), [ ], | |, ...

myininaya (myininaya):

the first grouping symbols you should see is around the 5+6 which is?

OpenStudy (acxbox22):

add 5+6 first then multiply that by 3 getting 33 add 2 to 33 which is 35 finally divide by 7 which gives you?? PEMDAS parentheses exponents multiply divide add subtract

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