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14 votes
Select the correct answer.

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 K Mo
by
4.2k points

1 Answer

10 votes

Answer:

B. 78

Explanation:

2n + 1 = 157

2n = 156

n = 78

User Zentaurus
by
4.0k points