haleyfaithmartin haleyfaithmartin

17-12-2020
Chemistry

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please help with chem final need answers within one hour i’ll give brainliest

please help with chem final need answers within one hour ill give brainliest class=

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Аноним Аноним

17-12-2020

Answer:

1. 7

2. 7

3. 16.60

Explanation:

1. 7

3x-3=18

+3 +3

3x=21

/3 /3

x=7

2. 7

4x-5=23

+5. +5

4x=28

/4. /4

x=7

3. 16.60

it reaches above the halfway point after 16, and it's one above it. So, it's 16.60

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