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The sum of two consecutive numbers is 157. This equation, where n is the first number, represents the situation: 2n + 1 = 157. What is the first number? A. 77 B. 78 C. 79 D. 80
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The sum of two consecutive numbers is 157. This equation, where n is the first number, represents the situation:

2n + 1 = 157.

What is the first number?

A.
77
B.
78
C.
79
D.
80

User FZs
by
8.5k points

2 Answers

5 votes

Answer:

78

Explanation:

I just did it and got it right. Hope this helps

User Brian Ramsay
by
8.2k points
6 votes
B. 78
To solve you subtract 1 form both sides and get 2n =156 then you dived both sides and get n = 78
User Jim Webber
by
9.0k points
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