Answer:

Step-by-step explanation:
10 time the number for friend equals the cost
Answer:
60 degrees
Step-by-step explanation:
A triangle is 180 degrees and there is already 40 and 80 degrees.
So... 180-80-40=60 degrees.
Hope this helps :D
Answer:
(-1.5, 2)
Step-by-step explanation:
Add both x coordinates, divide by 2.
(-5) + 2 = -3
-3/2 = -1.5
Add both y coordinates, divide by 2.
5 + (-1) = 4
4/2 = 2
Answer:
4,999
Step-by-step explanation:
4,999 is the number in standard form, hope this helps!!