Question

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

Answer 1

78

Explanation:

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

Answer 2

B. 78
To solve you subtract 1 form both sides and get 2n =156 then you dived both sides and get n = 78