exam Maths Puzzle Numerical Ability

4. Simplify:
3 - √[81] + (-2)3

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exam Other Question

Solve the system by graphing.
3x � y = 1
3x � y = 2

please help many years from now two old best friends, carrie and valerie, run into eachother at a resteraunt. they have not seen each other in years.

carrie:how are you? what are you doing