book Maths Puzzle Numerical Ability

what does the inequality 2x-4y<-6 look like on a graph?

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book Other Question

The side of a square, AB and AD, are extended 14cm and 10cm respectively, to form sides AE and AF of a rectangle. If the perimeter of the rectangle is at least twice the perimeter of the square, at most how long is a side of the square? Find the measure of an angle if its measure is 10 degrees than nine times the measure fo its complement.