exam Maths Puzzle Numerical Ability

Find the value of the polynomial.

-x2 + 3x - 1 when x = 4.

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exam Other Question

Help needed please
Find X, Y, and Z
X + Y + Z =1150
X = 4Z + 100
X = 6Y + 50

thank you Find LCM of m^2-4m-5 and m^2+8m+7.

Thanks