### Home > A2C > Chapter 12 > Lesson 12.5.2 > Problem 12-212

12-212.

Write 3 equations to describe the situation.

*n* + *d* + *q* = 130

0.05*n* + 0.10*d* + 0.25*q* = 20.80*n* + 15 = *d*

12-212.

Write 3 equations to describe the situation.

*n* + *d* + *q* = 130

0.05*n* + 0.10*d* + 0.25*q* = 20.80*n* + 15 = *d*