exam Maths Puzzle Numerical Ability

Please help to graph :

4x < -12
2x + y > or equal to -4

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exam Other Question

Simplify

3(a-b)+2(a+3b)-4(a-2b) the amount of garbage produced by our society requires that every work to recycle .each person in the united state produces an average or 3.5 pounds of trash a day.