applying the order of operations - Algebra one semester one...

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Algebra one, semester one, unit one, assignment: applying order of operations1. 7-2(2+5)-87-2x7-87-14-8-7-8-15First add two plus five because they are in the parenthesisThere are no exponents in this problemThe next step is to multiply two times sevenSubtraction is the last thing to do and you go from left to right. So you subtract seven from fourteen which leaves you with negative seven then you subtract negative seven from eight which leaves you with the answer negative fifteen.2. 15+3-2(2-1)-815+3-2x115+3-218-216First subtract two minus one because they are in the parenthesisThere are no exponents in this problemThe next step is to multiply two times oneSince addition comes before subtraction add fifteen plus threeSubtraction is the last thing you do so take away two from eighteen which will leave you with your answer sixteen.3. 3{9-(2+3)}^23{9-5} ^23x4^23x1648First add two plus three because they are in the parenthesisSince nine minus five is still inside parenthesis subtract nine from five