Sam has $1230 in his bank and each week she deposits 35 dollars. marcus has 1680 in his bank and each week he withdraws $55 after how many weeks will sam and marcus have the same amount of money in the bank

an advantage of the standard deviation is that it increases as the dispersion of the data increases. e. the interquartile range is preferred when the data are not skewed or no have outliers. an advantage of the standard deviation is that it uses all the observations in its computation.

in simplified version   it would be x ≤-4

step-by-step explanation:

multiply each term in x ≤-4 by -1