Math, asked by lakshmanavn, 11 months ago

By using cros multiplication method X+y=7,5y+4x=30​

Answers

Answered by abhinav5062
2

Answer:

x+y=7

so x= 7-y

now putting the value in the equation

5y+4(7-y)=30

5y+28-4y=30

1y=30-28

y=2 ; x=7-y =7-2 =5

Answered by sunitazirange
4

हमे बतओ कि वो ठीक या सही है या नही

अगर हा तो मार्क मी एस ब्रैंलिएस्त

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