Answer: 
Step-by-step explanation:
A standard 52 card deck includes spades, clubs, hearts, and diamonds.
13 card of each category is present
So, there are 13 spades present in the deck
Probability is the ratio of favorable to the total outcomes.

Answer:
a = 9 I think
Step-by-step explanation:
I am still trying do b
Answer:
There's no question here or picture
Step-by-step explanation:
Answer:
Step-by-step explanation:
Q. 2
- 4x + 2y = 16
y = 2x + 8
<em>( - 3, 2 )</em>
Q. 3
y = 2x + 3
<em>Not proportional</em>