Answer:
8 units
Step-by-step explanation:
did the assignment
Answer:
what are we trying to do with the problem tho?
Step-by-step explanation:
Answer:
75
Step-by-step explanation:
5x-9+9x-6=111
14x-15=111
14x= 126
x=9
-6+9(9)= 75
Answer:
17
Step-by-step explanation:
14 - 7 = 7
7 + 4 +9 =20
20 - 3 = 17
Aidan has put 21 hours of work. To simplify it, Harry worked 7 hours and Aidan worked 7 x 3 times which equates to 21 hours.