book Maths Puzzle Numerical Ability

slove the inequality 9h=2<-79

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book Other Question

My problem says to draw the graph of 2x+5y=8

I'm not sure how to do this. Could you help me? solve the linear system...if the system is inconsistent or dependent, so state...

x/6 + y/3 = 8
x/4 + y/2 = 12