Solve this system of equations using the addition method.

x + y = 8 x - y = 2

The basic idea is that if A=B and C=D, then A+C = B+D Your two equations are x+y=2 and 8x-y=2. So x+y+8x-y = 2+2. Could you carry on from there?
29 February 2012
Hi Jordan How did you get on with this?
07 March 2012
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