exam Maths Puzzle Numerical Ability

What is the domain and range for the equation: y=3|x+2|+10

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exam Other Question

Solve the following 2 x 2 systems using substitutions

9x + 5y = 4
9x + 7y = 20


express x^2 + 6x + 1 in the form (x+a)^2 + b