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प्रश्न
Set up equation and solve them to find the unknown number in the following case:
Add 4 to eight times a number; you get 60.
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उत्तर
Let the number be x.
8 times of this number = 8x
8x + 4 = 60
8x = 60 − 4 ...(Transposing 4 to R.H.S.)
8x = 56
Dividing both sides by 8
`(8x)/8 = 56/8`
x = 7
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