Math, asked by bhagyshrirokade1986, 6 months ago

2) Solve.
49x - 57y = 172
57x - 49y = 252

Answers

Answered by kmmurugesan476

0

Step-by-step explanation:

57x-49y=252.

49x-57y=172

(-) (-) (-)

__________

8x +8 =80

____________

×+1=1 8 is cancelled

×=1-1

×=0

substitute x in 5x-49y =252

5(0)-49y=252

0-49y=252

-49y=252

y=252/-49

y= -5.14

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