HELP I WILL MARK BGRAILIEST

Answer:
first add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then dividefirst add 10 then multiply it by 70 then divide
Explanation:
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