Mathematics
Grade6
Easy
Question
If 9y = 30, identify the property of equality used to keep the equation 9y + 7 = 30 + 7?
- Addition
- Subtraction
- Multiplication
- Division
The correct answer is: Addition
According to the addition property of equality, when you add both sides of the equation with the same number, then two sides of equation remained equal.
Hence, the equation 9y + 7 = 30 + 7 uses addition property of equality.
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