A baker sells bread for $3 a loaf and rolls for $1 each. The baker needs to sell $21 worth of baked goods by the end of the day.
Enter a linear equation that describes the problem.

An equation for the value of the baked goods is ___=21, where b is the number of
loaves of bread sold, and r is the number of rolls sold.

Li buys supplies so he can make and sell key chains. he begins to make a profit only after he sells 4 key chains. what point on the graph makes the most sense in this situation?

Sample response: if the graph passes the horizontaline test, then the function is one to one. functions that are one to one have inverses that a therefore, the inverse is a hinction compare your response to the sample response above. what did you include in your explanation? a reference to the horizontal-line test d a statement that the function is one-to-one the conclusion that the inverse is a function done

3. simplify. 312⋅312 4. rewrite n√xm using a rational expression.