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Question

Give the first step you will use to separate the variable and then solve the equation:
5m + 7 = 17

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Solution

5m + 7 = 17
Step I: 5m + 7 - 7 = 17 - 7
⇒ 5m = 10 [Subtracting 7 both sides]
Step II : 5m/5 = 10/5 [Dividing both sides by 5]
⇒m=2


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