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प्रश्न
Solve: 3x + 2 = -2.2
बेरीज
उत्तर
3x + 2 = -2.2
⇒ 3x = - 2.2 - 2
⇒ 3x = - 4.2
⇒ x = `(- 42)/(3 xx 10)`
⇒ x = `- 14/10`
⇒ x = `- 7/5`
⇒ x = `- 1 2/5`
⇒ x = - 1.4
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