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Let us practice to solve an equation : Equation 3x + 9 = 15 solution x = 2

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Let us practice to solve an equation : Equation 3x + 9 = 15 solution x = 2

On both sides New equation Solution
1. Adding 2 3x + 11 = 17 x = 2
2. Subtracting 3 3x + 6 = 12 x = .....
3. Multiplying by 2 6x + 18 = ….. x = .....
4. Dividing by 3 ….... = 5 x = .....
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On both sides New equation Solution
1. Adding 2 3x + 11 = 17 x = 2
2. Subtracting 3 3x + 6 = 12 x = 2
3. Multiplying by 2 6x + 18 = 30 x = 2
4. Dividing by 3 x + 3 = 5 x = 2
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