132k views
5 votes
12.4x + 7.7 = 82.1

A. 0.7
B. 7
C. 0.6
D. 6

Help ASAP please!!

2 Answers

2 votes

Answer:

12.4x + 7.7 = 82.1

12.4x = 82.1 - 7.7 = 74.4

x = 74.4/12.4 = 6

The answer is D.6

Explanation:

User Gnur
by
5.0k points
2 votes

12.4x + 7.7 = 82.1

12.4x = 82.1 - 7.7 = 74.4

x = 74.4/12.4 = 6

The answer is D.6

User Dmitry Zinkevich
by
5.4k points