giraffe72663

10.12.2020 • 

Mathematics

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

Ответ:

alvaradolm9723

12.02.2022

Mathematics

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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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Ответ:

dani9427

01.04.2020

Mathematics

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A 12

Step-by-step explanation:

the total amount of boys on the chart are 35 and 23 are already marked on the super slide, so that means that there are 12 people marked as the Ferris wheel because 35-23=12

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