vkhanthamany vkhanthamany

14-12-2018
Mathematics

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I need help please on #7

I need help please on 7 class=

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Daud2020 Daud2020

14-12-2018

X=-4 is the answer for this question

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Аноним Аноним

14-12-2018

Answer:

x ≤ - 4

Step-by-step explanation:

7x + 12 ≤ -2x + 4x - 8

7x + 12 ≤ 2x - 8

7x - 2x + 12 ≤ 2x - 2x - 8

5x + 12 ≤ -8

5x + 12 - 12 ≤ - 8 - 12

5x ≤ - 20

5x ≤ - 20

5 5

x ≤ - 4

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