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18x +8y = -10 9x -4y = -13 ​elimination method
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5 votes
18x +8y = -10
9x -4y = -13
​elimination method

User Blahspam
by
5.5k points

1 Answer

4 votes

Answer:

9x+4y= -23

Explanation:

18x - 9x = 9x

8y-4y = 4y

-10-13= -23

put everything back together

9x+4y= - 23

User Destan
by
5.3k points
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