Solve the System of Equations Using Elimination $$\left\{ \begin{aligned}3 x ^ { 2 } + 2 y ^ { 2 } & = 89 \\x ^ { 2 } - 2 y ^ { 2 } & = - 21\end{aligned} \right.$$

question 196

Essay

Solve the system of equations using elimination.
- $$\left\{ \begin{aligned}3 x ^ { 2 } + 2 y ^ { 2 } & = 89 \\x ^ { 2 } - 2 y ^ { 2 } & = - 21\end{aligned} \right.$$

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