Your mom has to pay two bills. taxes are $483 and the heating is $230. you want to find out how much total your mom will pay. how can you use skip counting to add these two numbers?

Trish receives $450 on the first of each month. josh receives $450 on the last day of each month. both trish and josh will receive payments for next four years. at a discount rate of 9.5 percent, what is the difference in the present value of these two sets of payments?

Solve this system of equations. 12x − 18y = 27 4x − 6y = 10

Triangle abc has side lengths: ab = 3.5  cm, bc = 2.4 cm, and ac = 4.2 cmδabc ≅ δhjkwhat is the length of side hj?