Can you please me with the following problems:
Solve by the method of your choice.
I tried to find a variable that I could isolate and I wasnt sure what to mulitply by in order to get a variable to isolate.
this is as far as I got:
now I got:
but I still cant isolate anything.
Here you could use substitution. Solve the second equation for x:
Then insert this value of x into the first equation:
It'll take a while, but its doable.
The other way is faster: just subtract both equations again: