The number from the set will make the equation x+4=7.8 true

Sam earns $52 for 8 hours of work. at this rate, how much does he earn for 15 hours of work?

1 What values of x are solutions for r + 2x = 8?

A. Find the slant height of the cone. The slant height is the distance from the apex, or tip, to the base along the cone's lateral surface. Show your work.

Mattie's house consists of two stories and an attic. The first floor is 8 5/6 feet tall, the second floor is 8 1/2 feet tall, and the entities House is 24 1/3 feet tall. How tall is the attic?

The number x (in thousands) of cat flea collars demanded each year when the price of a collar is p dollars is expressed by the function x^3+200p^2=17,500. The collars are currently selling for $4 each and the annual number of sales is 24,272.

The ages 6 brothers are consecutive even integers. The sum of thair ages is 57 if the age of the oldest brother.

What is 3.8 greater than or equal to b plus 4?

Susannah has a high-yield savings account into which she deposits $120 each month. At the beginning of the year, Susannah's account balance is $800. In the equation below, x represents the amount of time, and y represents Susannah's account balance.

Round 781,407 to the nearest ten thousand?

The population density of Peru one year was approximately 23 people per square kilometer. Brazil has a land area of approximately 8.5 million square kilometers.