Simplify to create an equivalent expression.
8(10 - 69) +3(-79 - 2)
choose 1

Solve the equation -9p - 17 =10 a -3 b. 16 c. 18 d -16

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. write an inequality to determine the number of chores, c, janie could do to have enough money to buy the cd.

What are the solutions of the system? solve by graphing. y = -x^2 - 3x + 2 y = -2x + 2