book Maths Puzzle Numerical Ability

Please verify my answer is correct for this system of inequalities:

x<-2
y&#8805;3/5x-3
y&#8805;-7
x>-8

After grphing my points of intersection wwere (-4, -2) and (-7, -8)

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book Other Question

solve by the elimination
2r-5s=-18
5r+2s=42
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