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Mathematics 13 Online
OpenStudy (anonymous):

Calculate 4 + 5 – 7·(-2) ÷ 2 – 3. Answer 1 -2 -4 13

OpenStudy (anonymous):

13

OpenStudy (anonymous):

@L.T. can you help me

OpenStudy (anonymous):

@abrandon can you explain?!

OpenStudy (anonymous):

First of all, you do all operations from left to right Second, you need to start with multiplication and division, doing these from right to left\[4+5-(7*-2)\div2-3\]So multiply 7 by negative 2 and then divide by 2

OpenStudy (anonymous):

Then you can start (moving left to right) with addition and subtraction

OpenStudy (anonymous):

@L.T. I got -2

OpenStudy (anonymous):

@L.T. correct or did I do something wrong?

OpenStudy (anonymous):

NEVeR MIND 13 @L.T.

OpenStudy (anonymous):

great! you think you got it?

OpenStudy (anonymous):

Yes positive, if not I'll post another question but thanks.

OpenStudy (anonymous):

glad to help

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