rs4119073 rs4119073

30-11-2019
Mathematics

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(2) Solve the following equations.
3x - y = 7; x + 4y = 11

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parthpatel6491 parthpatel6491

30-11-2019

Answer:

x=3 and y=2

Step-by-step explanation:

(3X-Y=7)×4

x+4y=11

then

12x-4y=28

x+4y=11

now 13x=39

x=3

when you put on 1 equation you got y= 2

hopefully it works for you

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