Answer:
10
Step-by-step explanation:
10(4-7)
-------------
-(4-1)
Parentheses first
10(-3)
----------------
-(3)
Cancel the negative 3's
10(1)
------------
(1)
10
Answer:
1996
Step-by-step explanation:
To find the number of terms in an arithmetic sequence, divide the common difference into the difference between the last and first terms, and then add 1.
2008 - 13 = 1995 + 1 = 1996
1 year old 5 divided by 20 times 2 minus 7