Shirley is going to have the exterior of her home painted tim’s painting charges $250 plus $14 per hour colorful pens charges $22 per hour how many hours would the job need to take for tim’s painting to be the better deal

It takes 32 hours for Tim’s painting to be better deal.

SOLUTION:

Given, Shirley is going to have the exterior of her home painted  

Tim’s painting charges plus per hour  

Colorful pens charges per hour  

We have to find required hours for Tim’s painting to be the better deal . Let the number hours be h.  So, Tim’s charges = colorful pens charges  

Now, Let us check charges after 32 hours.

So, at 31 hours colorful pens are economical but at 32 hours Tim painting is economical.

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- lines r and s and lines t and u must be parallel