Answer:
75.398
Step-by-step explanation:
I’m pretty sure that it is b
remove parenthesis : 2/3 - 5/6 + 9/4 - 3/5
add fractions based on lcm : 40/60 - 50/60 + 135/60 - 36/60
equal denominator so combine fractions : 40 - 50 + 135 - 36 / 60
add/subtract : 40 - 50 + 135 - 36 = 89
answer ; 89/60
It’s just like solving a positive fraction find a common denominator and Add or subtract
Answer: 
Step-by-step explanation:
Given: Gilbert has 50 drywall screws. He is purchasing more screws. He can purchase up to 6 boxes of screws.
Each box of screws contains 200 screws.
The function that models the number screws which Gilbert has is
, where b is the number of boxes he purchases.
As, he can't purchase partial boxes., therefore b should be a natural number which is less than equal to 6.
Thus, the domain of the function =