Elena spent $25 for two t-shirts that each cost the same amount of money. The shirts were marked $40.00 of the original price. The equation 2(p-4)=25 can be solved to find p, the original price of the shirts. What was the original price?

A. $16.50
B. $14.50
C. $10.50
D. $8.50

Write two subtraction equations that are equivalent to 5 + 12 = 17.

An optical inspection system is used to distinguish among different part types. the probability of a correct classification of any part is 0.92. suppose that three parts are inspected and that the classifications are independent. let the random variable x denote the number of parts that are correctly classified. determine the probability mass function of x. round your answers to four decimal places (e. g. 98.7654). x f(x) 0 1 2 3

You are at a restaurant and owe $38 for your meal. you want to leave a 20% tip. how much will your tip be?