Sylvie finds the solution to the system of equations by graphing.
y = x + 1 and y = x - 1
Which graph shows the solution to Sylvie's system of equations?
answer
C. intersection @ (-1.5, 0)
question
How many solutions does this linear system have?
y = 2x - 5
-8x - 4y = -20
answer
B. one solution: (2.5, 0)
question
What is the solution to the system of linear equations?
(-3, 0)
(-3, 3)
(0, 2)
(3, 1)
answer
C. (0, 2)
question
What is the solution to the system of equations?
2x - y = 7
y = 2x + 3
answer
C. no solution
question
Which values of m and b will create a system of equations with no solution? Select two options.
y = mx + b
y = -2x + 3/2
answer
B. m = -2 and b = 1/3
E. m = -2 and b = -2/3
question
Raphael graphed the system of equations shown.
y = - 3
y = x - 0.8
What is the best approximation for the solution to this system of equations?
answer
C. (-2.2, -3)
question
A system of equations has 1 solution. If 4x - y = 5 is one of the equations, which could be the other equation?
answer
A. y = -4x + 5
question
What value of b will cause the system to have an infinite number of solutions?
y = 6x - b
-3x + y = -3
b = ?
answer
C. 6
question
Billy graphed the system of linear equations to find an approximate solution.
y = x +
y = x - 3
Which points are possible approximations for this system? Select two options.
answer
B. (2.2, -1.4)
C. (2.2, -1.35)
question
What value of b will cause the system to have an infinite number of solutions?
y = 6x + b
-3x + 1/2y = -3
answer
A. -6
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