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प्रश्न
______ is the solution of 3x + 10 = 7.
उत्तर
x = –1 is the solution of 3x + 10 = 7.
Explanation:
Solve the given equation for x,
3x + 10 = 7
⇒ 3x = 7 – 10 ......[Transposing 10 to RHS]
⇒ 3x = –3
⇒ `(3x)/3 = (-3)/3` ......[Dividing both sides by 3]
x = –1
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