Resposta
They have identical slopes ($m_1 = m_2$) but different y-intercepts ($b_1 \neq b_2$), representing distinct parallel lines.
Explicação
If both slopes and y-intercepts are identical, the lines coincide and have infinitely many solutions.
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When two lines have no solution in a system of linear equations, what is true about their slopes and y-intercepts?
Flashcard de estudo do deck Digital SAT: Comprehensive Practice (Math & Reading-Writing).