If z=3, what is 30-z ?

The two-way table shows the number of people whose hobbies are reading or solving puzzles and who either ride a motorcycle or don’t ride a motorcycle. among people whose hobby is reading, what is the relative frequency of not riding a motorcycle? express your answer as a decimal, and round it to the nearest hundredth if necessary. enter your answer in the box. reading solving puzzles ride a motorcycle 7 3 don't ride a motorcycle 5 9

Look at the following graph of the given equation. determine whether the equation is a function. explain why or why not.

Assemble the proof by dragging tiles to the statements and reasons column