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प्रश्न
Solve 2y + 9 = 4
योग
उत्तर
Transposing 9 to RHS
2y = 4 – 9
2y = – 5
Dividing both sides by 2,
y = `(- 5)/2`.
To check the answer:
LHS = `2((-5)/2) + 9 = - 5 + 9 = 4 = "RHS"` ....(As required)
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