Math, asked by pateldaksh, 11 months ago

by cross multiplication 9x-10y+12=0 2x+3y-13=0​

Answers

Answered by agent45
3

this the step by step answer for your question

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Answered by dna63
4

In this question,,A1=9,,B1=-10,,C1=12,,&,,A2=2,,B2=3,,C2=-13

By cross multiplication

X=B1C2-C1B2/A1B2-B1A2

=(-10)(-13)-(12)(3)/(9)(3)-(-10)(2)

=130-36/27+20

=94/47

=2

Y=C1A2-A1C2/A1B2-B1A2

=(12)(2)-(9)(-13)/47

=24+117/47

=141/47

=3 Ans....I hope it will be helpful to you... Please mark it as Brainliest answer...

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