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SVETLANKA909090 [29]
4 years ago
9

#37 how do I do this

Mathematics
1 answer:
lora16 [44]4 years ago
8 0
Sqrt(21x+1) = x+5
21x + 1 = x^2 + 10x + 25
x^2 - 11x + 24 = 0
(x-3)(x-8) = 0
x = 3 or x = 8
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