Question

find the value of x and verify 7x+4/x+2=-4/9

Answer 1

Answer:

Solution

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x+2

7x+4

=

3

−4

3(7x+4)=−4(x+2)

21x+12=−4x−8

21x+4x=−8−12

25x=−20

x=

25

−20

=

5

−4

Answer 2

Step-by-step explanation:

$7x + \frac{4}{x} + 2 = \frac{4}{9 } \\ 9(7x + 4 + 2) = 4 \times x \\ 63x + 36 + 18 = 4x \\ 63x + 4x = 36 + 18 \\ 67x = 54 \\ x = \frac{54}{67}$