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How many solutions does the system of equations –6a + b = 14 and –12a + 2b = 28 have?

How many solutions does the system of equations –6a + b = 14 and –12a + 2b = 28 have?
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How many solutions does the system of equations –6a + b = 14 and –12a + 2b = 28 have?

User Crawford
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-6a + b = 14
-12a + 2b = 28.
(-12a + 2b) - (-12a + b) = 28 - 28
0 = 0
The system of equations have an indefinite amount of solutions.
User John Sorensen
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