solve 3x-2x=21
7x-5x=42
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2
Given
equation 1
3x-2x= 21
=> X = 21
equation 2
7x-5x = 42
=> 2x = 42
=> X = 21
equation 1
3x-2x= 21
=> X = 21
equation 2
7x-5x = 42
=> 2x = 42
=> X = 21
Anonymous:
is it a linear equation in one variable ?
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