How do you find the value of #[9+3(5-7)]div3#?
1 Answer
Mar 2, 2018
Explanation:
#"when evaluating expressions with mixed operations there"#
#"is a particular order that must be followed"#
#"follow the order as set out in the acronym PEMDAS"#
#["P-parenthesis (brackets),E-exponents (powers),"#
#"M-multiplication, D-division, A-addition, S-subtraction "]#
#rArr[9+3(5-7)]-:3#
#=[9+3(-2)]-:3larrcolor(red)"inner parenthesis"#
#=[9+(3xx-2)]-:3#
#=[9+ (-6)]-:3larrcolor(red)"multiplication"#
#=[9-6]-:3#
#3-:3larrcolor(red)"parenthesis complete"#
#=1larrcolor(red)"division"#