Joe will pay $420 in interest for three years. Using the PRT formula (principle/2000, rate/7%, time/3) you will multiply 2000 by 0.07/7% and then multiply that by the time of 3 for years. So 2000 times 0.07 times three equals 420, that's your answer.
Answer:
3p + q =7
2p - 2q = -6
6p +2q = 14
2p -2q = -6
8p = 8
p = 1
so q = 4
Step-by-step explanation:
Step-by-step explanation:
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