Given: -4 - (-7), use this expression and the idea of a balloon model to describe what happens to the hot air balloon. a. Where does the balloon start?

b. Do you add or subtract something from the balloon?

c. What do you add or subtract from the balloon?

d. Where does the balloon end up?

Linda loans her friend $250 with a 5% monthly intrest rate. how much was the whole loan?

If sr is 4.5cm and tr is 3cm, what is the measure in degrees of angle s? a. 56.3 b. 33.7 c. 41.8 d. 48.2

Melissa is purchasing a $160,000 home and her bank is offering her a 30-year mortgage at a 4.9% interest rate. in order to lower her monthly payment, melissa will make a 20% down payment and will purchase 3 points. what will her monthly mortgage payment be? a. $645.98 b. $650.46 c. $662.93 d. $606.69