exam Maths Puzzle Numerical Ability

Solve by completeing square

x^2=4-7x

3x^2-x-x-2=0

If the square of 2 less than an interger is 16, find the number(s)?

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exam Other Question

Find an equation of the line containing the given pair of points (-2, -9) and (-6, -7). Please show your steps. Thank you What is the minimum value of the missing number
3(?+6)> or equal to 3
What is the maximum value of the missing number
ll> or equal to -1(?-3)+8