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Alinara [238K]
2 years ago
11

Three times the sum of a number and 18 and is at least -30

Mathematics
2 answers:
miss Akunina [59]2 years ago
5 0

Answer:

im sry i need hte points

Step-by-step explanation:

Tom [10]2 years ago
5 0
12 is what is from -30 to 18?
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Step-by-step explanation:

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3 years ago
How many quarts of a 50% solution of acid must be added to 20 quarts of a 20% solution of acid to obtain a mixture containing a
Nuetrik [128]

Answer:

40 quarts.

Step-by-step explanation:

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so, according to the question

the typical mixture equivalent equation will be like this

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so the answer will be 40 quarts of 50% solution should be added.



5 0
2 years ago
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Step-by-step explanation:

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