How many solutions do these have? ?y=4x+3; 2y-8x=3 1 2 infinitely many none x-4y=12; 5x-20y=60 1 2 infinite none y-7x=-14; 7y-49x=-2 1 2 infinitely m

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?

Percent increase and decrease. original number: 45 new number: 18

The points (1, 7) and (0, 2) fall on a particular line. what is its equation in slope-intercept form?