In a bag there are red and blue balls in the ratio of 2: 7 if there are 14 red balls, find the number of blue balls in the bag

Each morning papa notes the birds feeding on his bird feeder. so far this month he has see. 59 blue jays, 68 black crows, 12 red robin's and 1 cardinal. what is the probability of a blue jay being the next bird papa sees

Multiplying an even number of negative numbers gives an answer that is choose from:

Solve for x, y, and z. show all steps.