Can someone help me i am really really sad

The line y = x + passes through (−3, 7) and is parallel to y = 4x − 1.

Let r = 3. what is the value of r + 58?

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?