At the mall, leona bought a t-shirt and a book for a total of $28. the book cost $12. how much did the t-shirt cost?
2a) what is the unknown information?
2b) let x represent the unknown information. write an addition equation that models the problem.
2c) solve the equation by writing a related equation and showing the answer.
2d) answer the question in complete sentence.

the T-shirt cost is $16

Step-by-step explanation:

first, we know the total cost of the shirt and book was $28 so we substract 12 from 28 wich gives us 16 so the cost of the shirt is $16.

0.16 or 16%

step-by-step explanation:

lets take a coin for example.

if you toss it twice, it has a 1/4 chance of landing on heads both times because 1/2 * 1/2 is 1/4.

with the cards, the chance of picking dog is 0.4. having two people pick one is like picking a card twice in a row. so 0.4 * 0.4 is 0.16, or 16%

.95

step-by-step explanation: