What is the value of y when x = 4

y = 15x + 7

The radius of a cone can be found using the formula r=3⁢Vπ⁢h, where V stands for the volume of the cone and h stands for the height. If r=3, h=8, and π is 3.14, find the volume (V). Round the answer to the nearest hundredths place.

A cash register contains $10bills and $20bilk with a total value amount of $340. If there are 23 bills total, then how many of each does the register contain?

Justin is 2 years older than one third Marcella's age. Aimee is four years younger than 2 Times Justin's age. Define a variable and write an expression to represent Justin's age. Then find Justin's age and Aimee's age if Marcella is 63 years old.

Is 225 a square number

Gill creates a model prism using 22 unit cubes. What is the volume of the prism?

A cylinder has a radius of 6 inches and is 15 inches tall. What is the volume of the cylinder? Express the answer in terms of x

What episode does gon meat ging?

Two friends, 7 miles apart, start walking toward each other, and they meet in an hour. If one boy walks 1 mile farther in an hour than the other boy, how fast does each walk?

B) what is the probability that in a group of n people chosen at random, there are at least two born on the same day of the week

Find the area of a triangle with sides of length 6 and 26 and included angle 74 degrees.