exam Maths Puzzle Numerical Ability

can you please help me simplify by dividing: (((x(3)=2x(3)-6 over x-1)))

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exam Other Question

if y varies directly with x, and y=44 when x=4 find the constant of variation k 3x-4y=7
2x-y=3

then
3x-4y=7
-8x+4y=-12

adding

-5x=-5 then x=1 then 3-4y=7 then 4y=-4 then y=-1
Solution: x=1,y=-1