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Jobisdone [24]
2 years ago
9

What is the perimeter? O2 cm O 5 cm O 10 cm O 20 cm

Mathematics
1 answer:
notsponge [240]2 years ago
6 0

Answer:

You'll guys is so boring

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1.) The equation for the pH of a substance is pH = –log[H+], where H+ is the concentration of hydrogen ions. What is the approxi
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yan [13]
Solve for x in 2nd equation
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(-4,-3/2) is solution
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What is the solution to x + 7 = 27
lyudmila [28]

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The answer is x=20

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