M(n) models Aidens fee (in dollars) for his nth drive on a certain day

What does M(8) < M(4) mean

Which of the following is another way to express the difference between -5 and 8?

Urgent need asap △abc is similar to △xyz. also, side ab measures 6 cm, side bc measures 18 cm, and side xy measures 12 cm. what is the measure of side yz ? enter your answer in the box.

Sofia wants to buy a new bike that costs $214 sofia her grandmother with chores each week for $18 estimate to find which layaway plan sofia shoud choose and why