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PS Algebra I
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when simplifying an expression, this is the procedure you must use: 1) simplify any grouping symbols found within the expression (grouping symbols: ( ), [ ], { }) 2) simplify any exponents (powers) and roots 3) simplify any multiplication and division in order from left to right 4) simplify any addition and subtraction in order from left to right
![ when simplifying an expression, this is the procedure you must use: 1) simplify any grouping symbols found within the expression (grouping symbols: ( ), [ ], { }) 2) simplify any exponents (powers) and roots 3) simplify any multiplication and division in order from left to right 4) simplify any addition and subtraction in order from left to right](http://images.slideplayer.com/29/9437582/slides/slide_3.jpg " when simplifying an expression, this is the procedure you must use: 1) simplify any grouping symbols found within the expression (grouping symbols: ( ), [ ], { }) 2) simplify any exponents (powers) and roots 3) simplify any multiplication and division in order from left to right 4) simplify any addition and subtraction in order from left to right")
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PEMDAS! -”P”: parentheses (grouping symbols) -”E”: exponents (powers)/roots -”M”: multiplication -”D”: division -”A”: addition -”S”: subtraction “Please excuse my dear Aunt Sally” Any others?
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