simultaneous equations
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posted by Damon
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Jen, I will attempt to write the others out. #3)ADD: 57 + (22) I got 79 #4)Subtract 2.3(8.8) I got 6.5 #7)perform indicated operation: 21  (9) I tried to underline  21  (21) I got 12 over o or undfined
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8*2sq+7*(4+1)= ? Can someone explain to me what to after the parenthesis? I mean in the PEMDAS of operations says that I should multiply. Multiply what and when? By the way the actual problem is a example I got out of my book.
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