Solution - Algebraic Methods of Solving a Pair of Linear Equations - Substitution Method

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ConceptAlgebraic Methods of Solving a Pair of Linear Equations - Substitution Method

Question

A three digit number is equal to 17 times the sum of its digits. If 198 is added to the number, the digits are interchanged. The addition of first and third digit is 1 less than middle digit. Find the number.

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Solve the following systems of equations by eliminating ‘y’ (by substitution) :

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