Liz is drawing a floor plan of her house. On the plan, 1 inch equals 2ft.
A) What is the floor area of a room that measures 6 in by 7 1/2in on the plan?
B) One of the walls in Liz's house is 17ft 19 1/2 long. Estimate how long this wall would appear in Liz's floor plan, and explain how you arrived at your estimate

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!

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