Answer:
A and C
Step-by-step explanation:
<h3>A</h3>

<h3>C</h3>

Answer:
d) 80
Step-by-step explanation:
(35% = 0.35)
equation:
⇒ 
divide 0.35 on both sides
⇒ 
solve:
⇒ x = 80
7.
7 squared gives 49, and it is a prime number.
Answer:
-100x = 10 x = 1
Step-by-step explanation:
I did the math and this is what I got