contestada

9
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
Reset Next

Respuesta :

standifordca26

Answer:

78

Step-by-step explanation:

do the equation backwards. 157 minus 1 equals 156, and 156 divided by 2 equals 78. Hope this helps. pls mark brainliest

Otras preguntas