Ingrid spends $120 on car repairs. which integer represents the amount of money ingrid must earn in order to create a zero pair?
a.–240
b.–120
c.120
d.240

Determine the difference: 3.2 × 1010 – 1.1 × 1010. write your answer in scientific notation.

Florence price's brownies and more sells all types of cookies and pastries. on tuesdays, they markdown all brownies 75% to a sale of $1.50 a dozen. find the selling price and the markdown of a dozen brownies.

Which values of p and q result in an equation with exactly one solution? px-43=-42x+q choose all answers that apply: a) p=-43 and q=-43 b) p=42 and q=43 c) p=43 and q=−42 d) p=42 and q=42