exam Maths Puzzle Numerical Ability

Solve the system of equation:

3x+2y=11
2x-2y=4

Solve the system:

2x-y+2z=11
3x-2y-z=12
x-3y-z=1

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exam Other Question

Find the equation of the parabola whose focus is (2,3) and directrix is x=12. Write each expression in simplist form.

4x - 28 OVER 5x - 35

4r squared - 25s squared OVER 2r squared + 3rs - 20s squared