1. paul’s plumbing charges a flat fee of $90 plus $40/h for a plumbing job. perfect pipes charges a flat fee of $60 plus $55/h for a plumbing job.

a. write expressions to represent the total costs of a plumbing job for each company. let h represent the time, in hours, of a plumbing job.
b. is the cost of a 3-hour-long plumbing job the same at both companies?

write and use an equation to find out.

!

Plz answer asap! i will reward brainliest and 12 points for these three questions!take notice: these three questions are completely different! 1) what is the percentage of sugar in the syrup made of 10 kg of water and 4 kg of suugar? 2) what was the original price if after 10% discount it became $450? 3) at first a price was decreased by 12%, then it was disounted again by an additional 5%. what is the percent of the total discount? , and remeber i will award brainliest and 12 points!