Respuesta :
Answer:
12
Step-by-step explanation:
6 + 7n = 90
n = number of book reports
6 + 7n = 90
7n = 84
n = 12
12 book reports
Answer:
90 divided by 7= 12R.6
You don't need the R.6 to add so its gonna be 12+6= 18
So he can do 18 to pass class. Hope this helped! `-DO NOT COPY THIS BECAUSE IF YOU DO YOUR NOT LEARNING YOUR CHEATING!