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Mathematics, 25.09.2021 14:00 delmi02bazidera

A chemist has two solutions: a 50% methane solution and an 80% methane solution. He wants 100 mL of a 70% methane solution. How many of each solution does he need to mix? Write two expressions in a system of equations to show this problem.

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A chemist has two solutions: a 50% methane solution and an 80% methane solution. He wants 100 mL of...
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