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प्रश्न
If k + 7 = 16, then the value of 8k – 72 is ______.
पर्याय
0
1
112
56
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उत्तर
If k + 7 = 16, then the value of 8k – 72 is 0.
Explanation:
Consider the given equation k + 7 = 16
To find out the value of K
Transpose 7 to right-hand side then it becomes –7
k = 16 – 7
k = 9
Then, the value of 8k – 72 will be,
= (8 × 9) – 72
= 72 – 72
= 0
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