Let the 3-digit palindrome be 101a+10b. a+a+ab=8+b, so 2a+ab-b=8.
2a+b(a-1)=8; b=2(4-a)/(a-1). From this we know that a > 1. And we know 4-a > 0 so a < 4.
This limits a to 2 and 3 which make b=4 and 1.
The palindromes are 242 and 313.
Answer:
C
Step-by-step explanation:
tan45° = 
= 
= 1
Answer:
9.354
Step-by-step explanation:
Answer:
a. let x be the number of apples and let y be the number of oranges
x + y = 60
x = y + 12
b. Apples: 24 Oranges: 36
Step-by-step explanation:
Please let me know if you want me to add an explanation as to why this is the answer. I can definitely do that, I just don’t want to waste my time in case you don’t want me to :)
