exam Maths Puzzle Numerical Ability

solve each proportion.

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exam Other Question

I need help with the question:
Find the equation of the line parallel to 2x+4y=9 and passing through the point(6,-2).
I tried to use y=mx+b, but I still can not figure it out. Use the distributive property:

(3+x)y+x2

Is the answer : 3y+x2+xy+x2 = 3y+xy+2x2 ??