Three times the sum of a number n plus 1 equals two times the sum of the number plus 4. Which equation can be used to find n?
1 answer:
Answer:
B.
Step-by-step explanation:
3(n+1)=2(n+4)
3 × n + 3 × 1 = 2 × n + 2 × 4
3n + 3 = 2n + 8
3n - 2n = 8 - 3 we regroup by categories (unknown and number)
n = 5
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If putting 5.2 and 4.5 in fraction form, her error must have been timing 3 by 3 to 5.2 and 4.5 as a fraction. Meaning that 5.5 and 4.8 is wrong
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Depends on how much you offer for an answer. Offer 10 points and you'll be able to ask 400 questions. Offer 20 points, I think around 200 questions.
