We can't find the internet
Attempting to reconnect
Something went wrong!
Hang in there while we get back on track
If {x:2≤x≤18;x∈integer} \lbrace x : 2 \leq x \leq 18; x \in integer \rbrace {x:2≤x≤18;x∈integer} and 7+x=4(mod9)7 + x = 4 \pmod{9}7+x=4(mod9), find the highest value of x. x.x.
Click to reveal answer
2
5
15
18
Click to see question