Each week, allen earns $70 for every shift he works at the diner and $12 for every dog-walking job. he uses the expression 70x + 12y to keep track of his earnings. part a: identify the coefficients and variables in the expression. part b: how many terms are in the expression, what are they, and how do you know? part c: which term in the expression shows the total earned from the diner?

Finally, the arena decides to offer advertising space on the jerseys of the arena’s own amateur volley ball team. the arena wants the probability of being shortlisted to be 0.14. what is this as a percentage and a fraction? what is the probability of not being shortlisted? give your answer as a decimal. those shortlisted are entered into a final game of chance. there are six balls in a bag (2 blue balls, 2 green balls and 2 golden balls). to win, a company needs to take out two golden balls. the first ball is not replaced. what is the probability of any company winning advertising space on their volley ball team jerseys?