Answer :
John scored 4 points. Here's how to solve this:
Set the eqations of Ray and Bill equal to eachother and solve for x
[tex]3x-6=4x-10 \\ 3x=4x-4 \\ -x=-4 \\ x=4[/tex]
Set the eqations of Ray and Bill equal to eachother and solve for x
[tex]3x-6=4x-10 \\ 3x=4x-4 \\ -x=-4 \\ x=4[/tex]