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Course: वर्ग 10 (Foundation) > Unit 1

Lesson 1: Algebraic methods
Math
वर्ग 10 (Foundation)
Algebra
Algebraic methods
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Solving system of equations through cross multiplication

Google Classroom

Problem

Logan solved a system of equations using cross-multiplication method.
{2y+5x=5313y−2x=34
This is what he gets after applying the formula −
x2(−34)−(13)(−53)⏟A=y(−53)(−2)−(−34)(5)⏟B=1(−2)(2)−5(13)⏟C
Which of the following parts of Logan's solution was wrong?
Choose 1 answer: