Answer:
2 1/7
Step-by-step explanation:
If x ≡ 7 (mod 20), then
x ≡ 7 ≡ 27 ≡ 47 ≡ 67 ≡ 87 ≡ … (mod 20)
or equivalently, x = 7 + 20k for some integer k.
Taken mod 4, we have
x ≡ 7 + 20k ≡ 3 (mod 4)
and mod 5,
x ≡ 7 + 20k ≡ 2 (mod 5)
so that a = 3 and b = 2.
<h2>1 talking 2 hanging 3 talking 4 turning 5 hearing 6 calling 7 being 8 spending 9 go 10 buy 11 to tell 12 to save 13 to accept
hope this helps ;) </h2>
Answer: 31.07
Step-by-step explanation: multiply the amount a small necklace costs (3.90) to how many is sold (7). You get 27.3. Then add 4.40 because you sold one large necklace. You get 31.07
