Courtney and Joe are power washing the patio. Courtney can power wash the entire patio in 7 hours while it takes Joe just 5 hours to power wash the patio. How long will
it take Courtney and Joe to power wash the patio together? Choose the equation that
should be used to solve this problem and state the solution.

6

Step-by-step explanation:

I think it right

i think it will be zero as slope has a formula of difference between initial and final distance divided by itz time interval

answer: input the dimensions of the room to be painted. click the button to calculate the amount of paint and man-hours needed for this job.

interior paint coverage depends on the brand of paint used. the coverage amount is listed on the label of the paint can. use this to adjust the values in the paint coverage section below. paint usually is applied at 350 to 400 square feet per gallon (primer at 200 to 300 square feet per gallon).

step-by-step explanation: