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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.
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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 Dilettant
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2 Answers

6 votes
The answer is B. 78
2n+1=157
2(78)+1=157
User Jverdi
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7.4k points
1 vote

Rearrange the equation 2n + 1 = 157

2n = 156

n = 156/2

n = 78

User NRahman
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8.0k points
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