The water rate in a village in westchester county is $3.74 per 100 cubic feet used. What is the water bill if the resident uses 800 cubic feet?

$29.92

Step-by-step explanation:

For every 100 cubic feet, $3.74 is charged

If a resident uses 800 cubic feet, then we multiply the rate by 8 since 800 is 8 times 100.

3.74 x 8 = 29.92

y=-2.5x+12.5

step-by-step explanation:

5y=2x+10

y=0.4x+2

slope=-2.5

5=-2.5*3+b

b=12.5