Write the following using algebraic notation using x as the unknown number:

I think of a number, multiply it by 2, then subtract 9.

The school is having a pizza party. they have 6,847kids. Each student will receive 3slices of pizza. How many slices pizza does the school need to order so each student can have 3slices

You are watching your favorite soccer player on TV. Statistics show that he has a 37% chance of scoring a goal each time he shoots. He shoots twice. What is the probability that he scores a goal both times? Provide solution.

What is 0.6 as a fraction in simplest form?

Find and simplify the function (f + g) (10), given that f (x) = x + 4 and g (x) = x² + 2.

Mike has been saving his allowance and then he got $25 for his birthday. He then went to the toy store and spent half his money and now has $34 left. How much allowance money had he saved?

Bill can mow the lawn in 2 hours, and his younger brother Tom can mow it in 3 hours. If both brothers mow the lawn together, how many hours will it take them?

Write a linear function f with f (-10) = 4 and f (-2) = 4. f (x) =

Relations and functions

How can you tell if a number is devisible by 3?

The legs of a right triangle are 6 units and 7 units. What is the length of the hypotenuse?