exam Maths Puzzle Numerical Ability

6/x-3 - 7/x-5 = 1 - 11/x-1

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exam Other Question

Elimination: 2x+5y=-6
2x-y=6 A chemist has 300 milliliters of a solution that is 18% acid. How many milliliters of acid are in the solution? McGraw Hill Beginning Algebra Chapter 6. Thanks so very much for your help!!!!!