Answer all questions and show your work:
1. -25 - 78
2. -18 - (-38)
3. -5 1/4 + 3 /4/5
4. -25.04 - (-37)
5. -8 (-7) (+6)
6.(5 1/4) (-6 3/4)
.2) (+10.1)
8. (-75.3) ÷ (0.3)
9. 42 - (-87)
10. -45 - (-105)

Ahigh definition tv cost $800 with a down payment of 2/5 of the cost. how much is left to pay, in dollars after the down payment has been made?

In an equilateral triangle, each angle is represented by 5y+3. what is the value of y? a. 9.7 b. 10.8 c. 11.4 d. 7.2

At the beginning of the month, alexa’s bank account contained $4329.97. she then made two deposits of $452.28 each and a withdrawal of $279.34. she then went to the store and bought the new iphone x for $1,015 plus 6% sales tax. how much money does she have in her account now?