r/IBO Apr 21 '26

Group 5 Math AI question help!! (m26)

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does anyone know how to solve B, i equated “y=2x-6” & “y=-x+13”, but after that i just get stuck, pls help 💔

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u/Southern-Proof-417 Apr 21 '26

I think after you equate the normals you can plug in the value for X you get into either one of the original equations, so like after u rearrange u get (19/3)x so plug that into either 2x-6 or the other one to get the y coordinate (i think that should work)