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evelync evelync
  • 07-04-2015
  • Mathematics
Answered

How to solve by elimination2x-y=32 and y -5x=13

Verified Answer :

eu99li
eu99li eu99li
  • 07-04-2015


{2x-y=32

{y-5x=13      (+)

(2x-y)+(y-5x)=32+13

2x-y+y-5x=45

-3x=45    /:(-3)

x=-15

2x-y=32

2*(-15)-y=32

-30-y=32

-y=62

y=-62

The answer: (-15; -62)

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