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suseela.R

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for adding to numbers first we have to consider the signs of the given two numbers if two sings are same we can add them and put the same sigh what the two numbers has for example 3+4=7 -3-4=-7 if the two sings are diffrent we have to subtract them and put
8x^2 - 6x - 9 For this problem we have to multiply the first and the last term here the first term is 8 and the last term is -9 if we multiplied this two we will get -72 then we have to split this number in to two parts and the multiplication value of
amy paid $67.65 for a pair of running shoes during a 30% of sale Regular price = 67.65 * 30/100 + 67.65 = 20.295 + 67.65 = $ 87.945

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