39.50-23.76-2.57-1.49=11.68
take the sales and subtract the expenses
Answer:
Step-by-step explanation:
Notice they both have the same slope of 3x so they are parallel, but different y intercepts. This means the lines never intersect and thus there are no solutions to the system of equations.
Usually I would use my head, but you can use whatever you want.
Answer:
I don't understand the array of numbers as written in the question.
Step-by-step explanation:
See attached image
Substitute
, so that

Then the resulting ODE in
is separable, with

On the left, we can split into partial fractions:

Integrating both sides gives




Now solve for
:

