exam Maths Puzzle Numerical Ability

Solve.Then Graph
3x+2<-7 or -4> -1

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exam Other Question

Rise and run. If the rise is 3/2 and the run is 5, then what is the ratio of the rise to the run? Write three quadratic equations, with a,b and c (coefficients of x^2,x and the constant) as;
1. Integars
2. Rational numbers
3. Irrational numbers