CuSO4 (aq) + Fe (s) -> FeSO4 (aq) + Cu (s)
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The correct ansewer is 8
That is not a correct equation. The numbers on the left equal -16, not 0. This is an equation with no solution.
correct anser is C ; y=-45
A quadratic equation.
Yes. 3a plus 12 plus 6 is an example of an Equation.