Question

Could you please help me to solve problem attached below with the detailed explanation?

What does equivalent to Q+R written in terms of x and y means?

Answer 1

If an expression introduces x and y, then we say it is "written in terms of x and y."

Spoiler Alert

R is y + 3.

Q+R in terms of x and y is x + y + 9. The answer is G.

Answer 2

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