Respuesta :
x = fiction
x - 12 = non-fiction
x + x - 12 = 26 <==
2x = 26 + 12
2x = 38
x = 19....fiction
x - 12 = non-fiction
19 - 12 = 7.
so there are 19 fiction and 7 non fiction for a total of 26 books
x - 12 = non-fiction
x + x - 12 = 26 <==
2x = 26 + 12
2x = 38
x = 19....fiction
x - 12 = non-fiction
19 - 12 = 7.
so there are 19 fiction and 7 non fiction for a total of 26 books
Answer:
The answer is B.
Step-by-step explanation:
x + y = 26 and x – y = 12