The answer should be D. 165.85+20.5x. This is because 165.85 is what he first deposited. 20.5 is what he deposits each week . x is the amount of weeks he’s deposited. whatever amount of weeks , you would multiply it with 20.5 and then add that amount to the amount he already had which was 165.85
Step-by-step explanation:The LCM of two or more prime numbers is equal to their product. ... Assume two prime numbers as two different variables and find their LCM using prime factorization of both the numbers.