Mariam solved the system of linear equations below correctly.
12x + 6y = 12
2y = –4x + 4
These were the last two steps of her work:
12x – 12x + 12 = 12
12 = 12
Which statement about the equations must be true?
y = 12
x = 12
There is no solution to this system of equations
This system of equations has infinitely many solutions.
Select a graph of a system of two equations that has a single solution of (5, –3)
Consider the following equations:
y = 6x + 2 and y = 3x + 2
Which of the following is true concerning the graphs of these equations?
The lines are identical.
The lines intersect at exactly one point.
The lines are parallel to each other.
The graphs of the lines intersect each other at the point (2, 2).
The graphs of the equations
2x + 2y = 4 and 5x + 5y = 10 are
identical.
parallel.
intersecting.
perpendicular.
What is the solution to the equations
y = 4x − 8 and –y = 2x?
83,-43
43,-83
43,83
-43,83
