If (x + 5) : (x + 7) = 5 : 7, then the value of x is?
- 0
- 1
- 2
- None of these
Explanation
Given:
(x + 5) : (x + 7) = 5 : 7
We can write it as:
(x + 5) / (x + 7) = 5/7
Cross-multiplying:
7(x + 5) = 5(x + 7)
7x + 35 = 5x + 35
7x - 5x = 35 - 35
2x = 0
x = 0
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