Answer:
A= 3
Step-by-step explanation:
4a - 7 = 5
move the constant to the right
4a= 5+7
divide
4a=12
Awnser:
A= 3
Answer:
2 1/2 hours
Step-by-step explanation:
Divide 100 by 40 and you get 2.5
The value of X would be 9
I think it would require 100 workers since 1 worker digs up 1 yard.
Hope this helps.