Respuesta :

4.a)2x+10 >27
4.b) 27-10= 17
17/2=8.5
3.a) 40-2x>7
3.b) 7-40=-33
-33/-2=16.5
So 16 students in her class
Kault1118

Answer:

x=number of students

7= 40-(2 times x)

x= 16.5 or 16 beacuse you cant have half a student

x=number of hours

27= 10+ 2x

x=amanda rented the bike for 8.5 hours

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