Is F (x) = 1/x a one-to-one function?

A telephone pole 13 1/3 feet tall casts a shadow of 16 feet when a person casts a shadow of 6 feet. How tall is the person?

A box can hold 9 cookies. A baker has 878 cookies that she wants to put equally into boxes. How many cookies will be in the last box that isn't full?

Has an = sign i'm just trying to pass and get this deffinition

Draw a model for 21 divided by 4

Mel has to put the greatest number of bolts and nuts in each box so each box has the same number of bolts and the same number of nuts. Should Mel use the greatest common factor or the least common multiple to solve the problem?

Carla has a credit card that uses the average daily balance method. For the first 15 days of a 31-day billing cycle, her balance was $2560, but then she paid off her entire balance and didn't make any new purchases.

The expression x^2 + x + b is a perfect square trinomial. What is the value of b?

Solve the equation by factoring: 3x^2 + 22x - 16 = 0

If a 10 foot piece of electrical tape has 0.037 feet cut from it, then what is the new length of the tape?

Josue has to solve the equation - 4x+8=2x+10. He notices he can first divide every term by factor of 2 to make the equation easier to solve. Using Josue's strategy, which equation will result?