Question

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Answer 1

Answer:

The value of x is -1/2

Hope it helps

Answer 2

Step-by-step explanation:

5) 3x + 7/2 = 2

3x = 2- 7/2

3x = -3/2

x = -3/2÷3

x = -3/2×1/3

x = -1/2

6) 25x² - 49y²

= (5x-7y)²

7) True