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What is the multiple zero and multiplicity of f(x) = (x ? 3)(x ? 3)(x + 5)? multiple zero is 3; multiplicity is 2 multiple zero is 5; multiplicity is 1 multiple zero is ? 5; multiplicity is 1 multiple zero is ? 3; multiplicity is 2

The table shows the balance of a money market account over time. write a function that represents the balance y (in dollars) after t years.

Which equation results from adding the equations in this system? x+6y=9 and -x+2y=-15