exam Maths Puzzle Numerical Ability

What is the solution of the system of equations?

4x + y =14
5x + y = -11

is it consistant or inconsistent?
is it independent or dependent?

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exam Other Question
An apple pie was cut into 8 slices. One slice was removed. What portion of the pie was removed? Graph the following inequalities:


4x+y >or= 4

3x-4y <12

y> 3