exam Maths Puzzle Numerical Ability

I have given this problem so much thought that I can't think of anything else. I would greatly appreciate all the help I can get!

The marketing department of a company estimates

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exam Other Question

QUESTION: SOLVE THE SYSTEM BY GRAPHING

2X+Y=4
X+Y=3
Solve and graph the solution set.

4x+2=<3x-5

please help