2 years ago

PLEASE HELP 6TH GRADE

Mathematics

1 answer:

Phoenix [80]2 years ago

6 0

First one is 7+x and the second one is 3y or 3 times y

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Solve using elimination. 2x – 3y = -7 -8x + 3y = 19

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Step-by-step explanation:

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The Sequence of -2,-14,-26,-38

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3 years ago

Which represents the empirical formula for A3B9? AB3 AB2 A3B9 A9B27

DaniilM [7]

Answer:

$AB_{3}$

Step-by-step explanation:

Given : $A_{3}B_{9}$

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Definition of Empirical Formula - A formula that gives the simplest whole-number ratio of atoms in a compound.

$A_{3}B_{9}$

To reduce it in simplest form

Divide the subscript numbers by 3

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Thus the empirical formula for $A_{3}B_{9}$ :

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3 years ago

Read 2 more answers