3. John and Jane went to a bakery to get cookies for a party. Jane bought x cookies that
were $3 each. John bought x cookies that were on sale for $1 plus he got a small cake
for $10.00. If John and Jane both spent the same amount of money, which equation
shows how many cookies, x, they purchased.

C. using a standard deck of 52 cards, the probability of selecting a 4 of diamonds or a 4 of hearts is an example of a mutually exclusive event. true of false

Rachel is studying the population of a particular bird species in a national park. she observes every 10th bird of that species that she can find in the park. her conclusion is that the birds living in the park who belong to that species generally feed on insects. rachel's sample is . based on the sample she picked, rachel's generalization is

Astore is having a sale in which all items are reduced by 20 percent. including tax, jennifer paid $21 for a pair of shorts. if the sales tax is 5 percent, what was the original price of the shorts