can someone help me with my practice test and give me the answer! I will report if random. Pls and TYYY :))

Three times the sum of a number and seven is negative thirty-six. what is the number?

Plz.yesterday, the snow was 2 feet deep in front of archie’s house. today, the snow depth dropped to 1.6 feet because the day is so warm. what is the percent change in the depth of the snow?

Justin has 750 more than eva and eva has 12 less than justin together they have a total of 63 how much money did