exam Maths Puzzle Numerical Ability

Problem: Solve by factoring... 7X(X-1)=1-X

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exam Other Question

This is what my paper says...

Find each angle measure to the nearest degree.

1) tan A=2.0503 melinda's dad is 30 years older than melinda now. eight years ago, his age was equal to the square of melinda's age then. how old is melinda?