Answer:
90
Step-by-step explanation:
Answer:
6y + 42
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given,
Red marbles = 3,
Green marbles = 10,
So, the total marbles = 3 + 10 = 13,

Since, here replacement is not allowed,
Thus, the probability of getting a green marble and a red marble
= first red and second green + first green second red




Note : The probability of getting a green marble first and a red marble second
= 


Multiply 3 with 7.
3 * 7 = 21
The value of the gift card changed by -$21 dollars.