Answer:
as the line is parallel we do not change x-4y what we change is the result x = 8 & y = -4 so the result is 8 - 4 (-4) = 24 so the equation is 24
Answer:
this the answer to the question I understand

Answer:
The shop can cut the cost of production per sandwich to $3.75. The revenue function would then be defined as R(x)=9x.
Step-by-step explanation:
We want to make as big profit as possible by making as little sandwiches as possible. This means that we want the profit, which is
to be as big as possible.
For the first choice the profit per sandwich is
dollars.
For the second choice the profit per sandwich is
dollars.
For the third choice the profit per sandwich is
dollars.
We see here that for the second choice the profit is greatest, therefore this choice is most suitably correct.
Answer:
All real numbers except x cannot equal 10.
Step-by-step explanation: the denominator can not equal to zero that is undefined.
Answer:
It should be $378. sorry if I am wrong.
Step-by-step explanation: