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प्रश्न
Solve: `"b"/1.6 + 3 = - 2.5`
योग
उत्तर
`"b"/1.6 + 3 = - 2.5`
⇒ `"b"/1.6 = - 2.5 - 3`
⇒ `"b"/1.6 = - 5.5`
⇒ `"b" = - 5.5 xx 1.6`
⇒ b = - 8. 80
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