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Helga [31]
3 years ago
14

X+7y=24 and x-9y=-24 doing elimination

Mathematics
1 answer:
nirvana33 [79]3 years ago
5 0
The easy thing to do is eliminate x by subtraction 
 
   x + 7y = 24
- x - 9y = -24
-------------------
      16y = 48

now solve for y and then substitute the value into either original equation to find x
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