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Class 10MathematicsPair of Linear Equations in Two VariablesAlgebraic methods: Substitution method and Elimination method.HardLevel 56

If (8x+5y=13) and (3x-2y=12), what is the value of (x)?

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Answer and explanation

Correct answer: (3)

Multiply the first equation by (2) and the second by (5) to eliminate (y). In exams, making equal coefficients is an easy method.

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linear equationseliminationx valueclass 10

Frequently asked questions

What is the correct answer to this question?

(3)

Why is this the correct answer?

Multiply the first equation by (2) and the second by (5) to eliminate (y). In exams, making equal coefficients is an easy method.

Which subject and chapter does this question cover?

This is a Class 10 Mathematics question. Chapter: Pair of Linear Equations in Two Variables. Topic: Algebraic methods: Substitution method and Elimination method..

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