Add or subtract. write in simplest form 21/9+74/9=

Interest begins accruing the date of the transaction except for auto loans mortgages credit card cash advances credit card purchases

What is the slope of the line (-7,2) (4,6)

Which pair of numbers is relatively prime? a. 105 and 128 b. 130 and 273 c. 205 and 350 d. 273 and 333