exam Maths Puzzle Numerical Ability

Solve thie equalities: x/4 < -5 (note there is a line under the less than sign)

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exam Other Question

hello, i need some help with this equation and express my answer as an ordered pair

2x-4y=8
x-2y=4

thanks if f(x) = x(x+3)(x-1), use interval notation to give all values of x where
f(x)>0.