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सी.आई.एस.सी.ई.आयसीएसई ICSE Class 7

6b + 40 = – 100 – B - Mathematics

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प्रश्न

6b + 40 = – 100 – b

बेरीज
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उत्तर

6b + 40 = – 100 – b

⇒ 6b + b = - 100 - 40

⇒ 7b = - 140

⇒ b = `(-140)/7 = -20`

∴ b = - 20

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पाठ 12: Simple Linear Equations (Including Word Problems) - Exercise 12 (B)

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सेलिना Concise Mathematics [English] Class 7 ICSE
पाठ 12 Simple Linear Equations (Including Word Problems)
Exercise 12 (B) | Q 10
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