Ling tried to solve an equation step by step. \qquad\begin{aligned} -2q+11&=-32 \\ -2q&=-43&\green{\text{Step } 1} \\ q&=21.5&\blue{\text{Step } 2} \end{aligned}
−2q+11
−2q
q
​

=−32
=−43
=21.5
​

Step 1
Step 2
​

The length of each stair is 11 inches. what is the rise, r, for each stair? round to the nearest inch. 2 inches 7 inches 17 inches 24 inches

1) you deposit $2,500 in an account that earns 4% simple interest. how much do you earn in eight years?

Christine wong has asked dave and mike to her move into a new apartment on sunday morning. she has asked them both, in case one of them does not show up. from past experience, christine knows that there is a 40% chance that dave will not show up and a 30% chance that mik a. what is the probability that both dave and mike will show up? (round your answer to 2 decimal places.) b. what is the probability that at least one of them will show up? c. what is the probability that neither dave nor mike will show up? (round your answer to 2 decimal places.)e will not show up. dave and mike do not know each other and their decisions can be assumed to be independent.