drake gathers half of the money he had saved up plus the $50 his father gave him to buy a new scooter that costs $125. Write an equation to help you determine the amount of money drake has saved up.

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

Look at triangle wxy what is the length (in centimeters) of the side wy of the triangle?

Asquare and an equilateral triangle have the same perimeter. each side the triangle is 4 inches longer than each side of the square. what is the perimeter of the square