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mafiozo [28]
3 years ago
7

Need someone good at mathhhhg

Mathematics
1 answer:
S_A_V [24]3 years ago
4 0
THe answer is d because that s the answer that it said was correct on my
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Solve the System using elimination. <br><br> 5x-2y=15<br> 7x+7y=-28
steposvetlana [31]

Answer:

x=1 y=-5

Step-by-step explanation:

7(5x-2y=15) --->      35x-14y=105

2(7x+7y=-28) -->  + <u>14x+14y=-56</u>

                               49x=49  --->x=1

5(1)-2y=15 ---> 5-2y=15 ---> -2y=10 ---> y=-5

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