D. Noah earned n dollars over the summer. Mai earned $275, which is $45 more than Noah did. e. Noah earned v dollars over the summer. Mai earned m dollars, which is 45 dollars more than Noah did.

f. Noah earned w dollars over the summer. Mai earned x dollars, which is y dollars more than Noah did.

2. How are the equations you wrote for the blueberry purchases like the equations you wrote for Mai and Noah’s summer earnings? How are they different?