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Paul [167]
3 years ago
13

Can someone please answer number 7. The first question. Pleaseeeeee

Mathematics
2 answers:
ruslelena [56]3 years ago
8 0

Answer:

(3)   {5,7}

Step-by-step explanation

135 people voted for it on gauth math

Helen [10]3 years ago
3 0

Answer:

0

Step-by-step explanation:

5^2-4(5)-5=2(5)-10

0=0

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