13/52. There are 13 red hearts in a deck of 52 cards.
Answer:
6x^2-10
Step-by-step explanation:
You add like terms. All the x^2 you add them and you add together the ones that are not multiplied by x. Make sure to distribute the negative.
45% of 20
20 times 0.45
= 9
The answer is 9
