Factorise completly

18rc-3rd-6r+rd

2.Solve the pair of simultaneous equations.?
2y=3x-13
5x-2y=23

1 answer

r(18c-3d-6+d)
I suspect a typo, as that's as far as you can go with what you have.

Note that you have 2y=3x-13
So, use that in the other equation to get

5x-(3x-13)=23
Now just solve for x, then get y from that.
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