Answer:add me on the gram at n.preme_
Step-by-step explanation:
Answer:
4 hours to pay the same amount
and aif you want a 3 hours work you should get carpenter A
Step-by-step explanation:

carpenter A for 3 hours:

carpenter B for 3 hours:

Answer:
there would be 95 pounds all together
Step-by-step explanation:
Answer:

Step-by-step explanation:
Given


Required
Eliminate a
Multiply the first equation by -4

Add to the second equation

Solve brackets

Open bracket


At this point, a has been eliminated;
From the list of given options, the option that answers the question is 
The first number is 5 and the second number is 7