Me ! which two terms can be combined in this expression?

6 + 3.2 m + two-fifths n minus startfraction m over 5 endfraction
6 and 3.2 m
3.2 m and negative startfraction m over 5 endfraction
two-fifths n and negative startfraction m over 5 endfraction
6 and negative startfraction m over 5 endfraction

Tiara buys the pizza shown below: a circular pizza is shown. the edge of one slice is marked ab. what does the curve ab represent?

Acampus club held a bake sale as a fund raiser, selling coffee, muffins, and bacon and eggs sandwiches. the club members charged $1 for a cup of coffee, 3$ for a muffin , and $4 for a back. and egg sandwich. they sold a total of 55 items , easing $119. of the club members sold 5 more muffins than cups of coffee, how many bacon and egg sandwiches he’s did they sell

Keith runs 5 miles in 38 minutes. at the same rate, how many miles would he run in 57 minutes