The snowstorm lasted a total of 9hours it snowed at a rate of 1 inch per hour during the first 2 hours the snow continued for the next 6 hours falling at a rate of 2 inches per hour, and finally reduced to 1 inch per hour for the last hour

What is the best way to answer questions with a x expression in the question. for example 3x + 10x=?

Guys i need ! graded assignment grade 8 checkpoint 2, part 2 answer the questions below. when you are finished, submit this assignment to your teacher by the due date for full credit. total score: of 9 points (score for question 1: of 4 points) 1. the cost of renting a car for a day is $0.50 per mile plus a $15 flat fee. (a) write an equation to represent this relationship. let x be the number of miles driven and y be the total cost for the day. (b) what does the graph of this equation form on a coordinate plane? explain. (c) what is the slope and the y-intercept of the graph of the relationship? explain.

Aswimming pool had 2.5 million liters of water in it. some water evaporated, and then the pool only had 22 million liters of water in it. what percent of the water evaporated?