Solving Systems of Linear Equations: Graphing Answers
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y=–6x+2–12x – 2y=–4
A
one solution: (0, 0)B
one solution: (1, –4)C
no solutionD
infinite number of solutions2
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A coordinate grid with one line labeled 3 y equals 2 x minus 9. The line passes through points at (0, negative 3) and (3, negative 1).
A
2y = x – 4.5B
y = x – 3
C
6y = 6x – 27D
y = x – 4.5
3
How many solutions does this linear system have?y = 2x – 5 –8x – 4y = –20
A
one solution: (–2.5, 0)B
one solution: (2.5, 0)C
no solutionD
infinite number of solutions4
A system of equations has no solution. If y = 8x + 7 is one of the equations, which could be the other equation?
A
2y = 16x +14B
y = 8x – 7C
y = –8x + 7D
2y = −16x − 145
What value of b will cause the system to have an infinite number of solutions?
A
-6B
-3C
3D
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