10) Explain how the domain of an expression can affect the solution to a sentence.

The domain of a function is the set of all "input" or argument values for which the function is defined. This means the function provides an "output" or value for each member of the domain. Meaning a domain/input relates directly to an output.

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283 square feet

step-by-step explanation:

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c.

step-by-step explanation:

because first you have to add the 4x, 9x, and the 7x together and you get 20x and then you add the last numbers up and you get 5and then you put the subtraction sign in there and that's how you get the answer.