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Rus_ich [418]
3 years ago
12

I need help please on #7

Mathematics
2 answers:
vredina [299]3 years ago
7 0
X=-4 is the answer for this question
solong [7]3 years ago
4 0

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

<u>5x  ≤ - 20</u>

5          5

x  ≤ - 4

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