exam Maths Puzzle Numerical Ability

Solve the following system of linear inequalities by graphing. 3x-y<2, x+y>2?
Help I dont get it.

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exam Other Question

Calculate the value of the discriminant of x^2+4x+4=0 ,By examining the sign of the discriminant in part a, how many x-intercepts would the graph of y=x^2+4x=4 have? Why? a boxer must keep his weight(w) between 125 and 140 pounds to stay in the middle division. whayt is the inequality for this