Which equations are linear equations in x? A. 3x + x - 2 = 0 B. 12

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Which equations are linear equations in x?

A. 3x + x - 2 = 0 

B. 12 = x2 

C. 9x - 4 = 9 

D. 3x + 2y = 6

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Related Book For  answer-question

Intermediate Algebra

ISBN: 9780134895987

13th Edition

Authors: Margaret Lial, John Hornsby, Terry McGinnis

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