What is the value of the rational expression below when x is equal to 4?

12 + x

4+x

C+O2 CO2 which pair of reaction represents the two half reactions

An object moves from the position + 34 m to the position 15 m in 15 s. What is its total displacement? What is its average velocity?

A litter of pigs is born. Three are female, and three are male. Which set of symbols correctly describes the gender of each piglet?

If $1500 is deposited in an account that pays 4% interest, what is the difference in the amount after 3 years between the amount earned if the principal is compounded annually and the amount earned calculated using simple interest? A.$3.20 B.$7.30 C.

The school is selling potted plants as a fundraiser. Kara sold 12 ferns and 8 ivy plants for $260. Paul sold 15 ivy plants and 6 ferns for $240. what is the selling price of each plant?

Solve and graph the absolute value inequality 6b 4

Marley has 18 Yellow blocks and 24 pink blocks Marley wants to separate her blocks into equal Stacks without having any blocks left over what is the greatest number of blocks she will be able to create?

12.5% of what number is 20

Evelyn ate 1/2 cup of nuts and her brother ate 1/4 cup. If there were 2 2/3 cups of nuts in the container before their snack how many cups were left after they finished?

If RB = 4 and OR = 3, then OB =