Question

System of equation
12x+1y=300
15x+1y=4140

Answer 1

subtract the one from the other.

Answer 2

\(\begin{cases}
\\ 15x+1y=4140
\\12x+1y=300 \hspace{25pt}-
\end{cases}
\\-----------\)

Answer 3

ok

Answer 4

it will leave you with only x and numbers, so you can solve x. once you know x, y should be no problem anymore.

Answer 5

Why did you you reorder the problem

Answer 6

because it's easier to subtract smaller numbers from bigger numbers, but you can do it the other way around as well.

Answer 7

The answer would be negative

Answer 8

yes, but you'll end up with the same answer in the end either way.

Answer 9

Thanks for your help

Answer 10

you got it?

Answer 11

yeah

Answer 12

alright, good job.