Determine the system which is equivalent to the system:
Any of A,B or C
Systems (maths) - Damon, Saturday, July 25, 2009 at 4:22pm
In b, the first equation is unchanged.
In b, the second equation is multiplied by 2, every term, so it is unchanged.
Systems (maths) - MathMate, Saturday, July 25, 2009 at 5:20pm
In c, the values of x and y are explicit.
Substitute these values in A and B and see if they work.