How many solutions does the system have? ⎪
⎪
⎨
⎪
⎪
⎧
​

x+y=3
5x+5y=15
​

Lydia collected two sets of data one set of data shows an outlier. which set has an outlier, and which number is the outlier?

Scott’s bank account showed a balance of $750 on sunday. during the next five days, he made one deposit of $140 and numerous withdrawals of $180 each. let x represent the number of withdrawals that scott made. write an inequality that can be used to find the maximum number of withdrawals that scott could have made and maintain a balance of at least $100. do not use a dollar sign ($) in your response.

In a two-digit number the units' digit is 7 more than the tens' digit. the number with digits reversed is three times as large as the sum of the original number and the two digits. find the number.