Determine if the following is a linear equation in one variable. If not, state why not.7x - 7 - 4 = 8x + 9
A. It is not a linear equation in one variable because it is not an equation.
B. It is not a linear equation in one variable because it is nonlinear.
C. It is not a linear equation in one variable because it has more than one variable.
D. It is a linear equation in one variable.
Answer: D
Mathematics
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