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प्रश्न
Solve: 7x + 10 = 80
उत्तर
Given 7x + 10 = 80, Subtracting 10 from both the sides,
7x + 10 – 10 = 80 – 10
7x = 70
Dividing both sides by 7
`(7x)/7 = 70/7`
x = 10
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