Simplify by combining like terms.

3r + n2 - r + 5 - 2n + 2

group of answer choices

a)2r + n2 - 2n +7

b)2r + 3n2 - 2

c)4r + 3n2 + 7

Abike shop sells you a bicycle for $63 and a helmet for $21. the total cost is 150% of what the shop spent originally. how much did the shop spend originally? how much profit did the bike shop earn by selling the bicycle and helmet to you ?

The sum of the squares of two numbers is 8 . the product of the two numbers is 4. find the numbers.

Question 4 of 10 2 points what is the second part of the process of investigating a question using data? a. rephrasing the question o b. describing the data c. collecting the data o d. making an inference submit