exam Maths Puzzle Numerical Ability

Use the quadratic formula to solve

2x squared - 5x = 3

3x squared - 2x + 1 = 0

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exam Other Question

Rewrite the equation y = 5x - 5 as a function of x. I am asked to graph the following inequalities: (<= is less than or equal to)
a) the intersection of x+y<=0 and 3x-6y>=12

b) the union of 2x-y>3 or x>0