Answer:
9d + 7
Step-by-step explanation:
(6d + 5) - (2 - 3d)
= (6d - (-3 d))+ (5 - 2)
= (6d + 3d) + 3
= 9d + 3
Answer:
15 students per teacher
10 students per tutor
11 tutors
Step-by-step explanation:
75/5=15
60/6=10
110/10=11
Answer:
matrices can be added together if both have the same order
Addition is both commutative and associative
matrices can be multiplied together if the number of column in the right hand matrix equals the number of row in the left hand matrix
Answer: 8
Because you do 216 divided by 27 to get the missing number
Answer:
79
Step-by-step explanation:
its also 79 since it is the same size as the 79 degree slot
