I'm doing the challenge where you answer 25 questions within 2 days, please give me words on encouragement

Add the two expressions 3.8b - 7 and 2.9b + 9 enter your answer in simplified form

An empty bucket is placed under a faucet dripping at a constant rate of 4 milliliters per minute. with the given information, which of these statements is a reasonable conclusion? a there will be 24 milliliters of water in the bucket after 16 hour. b there will be 60 milliliters of water in the bucket after 14 hour. c there will be 160 milliliters of water in the bucket after 20 minutes. d there will be 100 milliliters of water in the bucket after 40 minutes.

Name each raycalculation tip: in ray "ab", a is the endpoint of the ray.