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26-05-2022
Mathematics

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Solve 2x - 8 ≥ 22 - 4x.

A. x ≥ 5

B. x ≥ -15

C. x ≤ 5

D. x ≤ -15

Solve 2x 8 22 4x A x 5 B x 15 C x 5 D x 15 class=

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Аноним Аноним

26-05-2022

Answer:

A. x ≥ 5

Step-by-step explanation:

Given :

2x - 8 ≥ 22 - 4x

Add 8 to each side :

2x - 8 + 8 ≥ 22 - 4x + 8

2x ≥ 30 - 4x

Add 4x to each side :

2x + 4x ≥ 30 - 4x + 4x

6x ≥ 30

Divide both sides by 6 :

1/6 x 6x ≥ 1/6 x 30

x ≥ 5

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