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Ber [7]
3 years ago
11

A metalsmith is mixing two molten metals, each containing different percentages of silver. The table shows the amount of each mo

lten metal used.
Which two expressions are both equivalent to t, the total number of grams of silver in the mixture?

(15)(0.75) and 0.7(15 – x) + 0.9x
(15)(0.75) and 0.7(15 – x)(0.9x)
15 + 0.75 and 0.7(15 – x) + 0.9x
15 + 0.75 and 0.7(15 – x)(0.9x)
Mathematics
2 answers:
Zepler [3.9K]3 years ago
8 0

Answer:

a

Step-by-step explanation:

const2013 [10]3 years ago
5 0

Answer:

A (15)(0.75) and 0.7(15 - x) + 0.9x

Step-by-step explanation:

i took a test on this kind of math

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