Help please I really don’t understand due tomorrow

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CH Ben asked Jun 4, 2022

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23 votes

Help please I really don’t understand due tomorrow

Mathematics
high-school

CH Ben asked Jun 4, 2022

by CH Ben

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The answer and the working is in the image

Rpbaltazar answered Jun 5, 2022

by Rpbaltazar

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26 votes

Answer:

x≥21

Explanation:

1) Multiply both sides by the denominator (3)

x+21≥42

2)Move the constant to the right (21)

x≥42-21

3) Calculate it

x≥21

Xruptronics answered Jun 7, 2022

by Xruptronics

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