Ateacher has 15 weeks in which to teach six chapters. write and then solve an equation, showing all work, that represents the number of lessons the teacher must teach per week if there is an average of 8.5 lessons per chapter.

3.4 lessons per week

Step-by-step explanation:

If the teacher has to teach 6 chapter in 15 weeks, and each chapter has around 8.5 lessons. it means that the teacher has to teach in 15 weeks a total amount of lessons of 6*8.5= 51.

so 15 weeks---51 lessons

     1 weekx

From the above relation we have= 51/15= 3,4 lessons per week

the first one

step-by-step explanation:

just id the test.