book Maths Puzzle Numerical Ability

My question says to solve the system of this inequalitie by graphing.
x<-4
y>2 (the > has a line underneath of it.)

I dont know how to solve this or graph it. could you hel

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book Other Question

I need help solving this polynomial. -2/3g^2h(12gh^3-3h) How many pounds of candy selling for $5.80 per pound should be mixed with 7 pounds of candy selling for $2.40 per pound to obtain a mixture selling for $3.42 per pound?