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olchik [2.2K]
3 years ago
8

Are the equations correct? And how do you solve this completely?

Mathematics
2 answers:
mars1129 [50]3 years ago
7 0
Your equations are correct.
irina [24]3 years ago
5 0
Your equations are right. just use the substitution method to solve. substitute y because both have that on one side

it'll look like 40x+30=30x+60.
then just get x in one side. I showed my owrk in the photo

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Answer:

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Answer:

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I'm sorry I couldn't finish it all! I hope this helps. I've been summoned to dinner...

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