exam Maths Puzzle Numerical Ability

can you please help me graph the feasible region.

2x + 3y <_ 12
2x + 3y > -6
3x + y < -6
x >_ 0
y >_ 0

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exam Other Question

Peter wants his math average to be above 85 for the year. If his average is for the first three quarters are 80,78, and 92, what must he score for the fourth quarter to achieve his goal? how do u break this problem down into (p+ )(p+ )?
p2+19p+18