Pls hurry

Factor 60x−12y
. Explain how you found your answer.

Explain step-by-step how to simplify -5(2x – 3y + 6z – 10).

Suppose that a households monthly water bill (in dollars) is a linear function of the amount of water the household uses (in hundreds of cubic feet, hcf). when graphed, the function gives a line with slope of 1.65. if the monthly cost for 13 hcf is $46.10 what is the monthly cost for 19 hcf?

Asap! i'm not good math and i'm lost.