Answer:
The number covered by the car is 87.
Step-by-step explanation:
All you have to do is turn the picture upside down, revealing a bunch of numbers in a row.
-23-(-113)
Subtract -113 from -23. This would also be the same as adding 113 to -23 because the two negative signs are equal to one positive sign.
Final Answer: 90
Answer:
R=18
Step-by-step explanation:
83 - 65 = 18,
18 + 65 - 83
so therefore r = 18
Answer:
2n + 2
Step-by-step explanation:
The formula for nth term of an arithmetic progression is 
In this example we have d = 2 (difference, +2 each time) and a1 =4 (first term of sequence).
