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Answer:
2cnd one 3rd one 4th one last one
Step-by-step explanation:
The equation is 138=300-3x
now solve by first subtracting 300 from each side: -162=-3x
divide each side by -3: x=54
The wise man is 54 years old
Answer:
21
Step-by-step explanation:
Answer:
The answer is the second option
(2,3), (-1,3), (-1,6)
Step-by-step explanation: