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Asked by Lisa

solve by elimination method.

7r-2s=61
2r+7s=25
14 years ago

Answers

Answered by PsyDAG
Multiply top equation by 7 and bottom one by 2, then add the two equations to find r. Substitute the value of r in one equation to find s. To check, put both values in the other equation.
14 years ago

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