How to calculate square footage of a room?
1 answer:
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See, pls, offered explanation:
1) the both equations are linear function, it means system made up of the both equation has the only solution.
2) if to prove this:
Answer: one solution.
1) the both equations are linear function, it means system made up of the both equation has the only solution.
2) if to prove this:
Answer: one solution.