Using the numbers 4.3, -1.07, and -2.971,write an expression containing both addition and subtraction that simplifies to a negative number.

One of the same side angles of two parallel lines is 20° smaller than the other one. find the measures of these two angles.

The total cost of anja’s trip to the dentist was $628.35. she paid a flat fee of $89.95 which included the checkup and cleaning and then had 4 cavities filled, each of which cost the same amount. which shows the correct equation and value of x, the cost of each cavity filling?

Janie has $3. she earns $1.20 for each chore she does and can do fractions of chores. she wants to earn enough money to buy a cd for $13.50.