Answer:
5(8+7)
Step-by-step explanation:
40b+35=5(8b+7)
She wants all her rows in 6 so she needs a number of cars divisible by 6 which the next one would be 24 so she needs 1 additional car
Answer:
-2
Step-by-step explanation:

Answer:
see below
Step-by-step explanation:
m/n = 1/7
Using cross products
7m = n
This is a direct proportion