Multiple Choice
Which best describes a system of equations that has no solution?
(1 point)
Responses
consistent, independent
consistent, independent
inconsistent, dependent
inconsistent, dependent
consistent, dependent
consistent, dependent
inconsistent
7 answers
The correct answer is: inconsistent
How many solutions does this system have?
2x + y = 3
6x = 9 - 3y
(1 point)
Responses
one
one
none
none
infinite
infinite
two
2x + y = 3
6x = 9 - 3y
(1 point)
Responses
one
one
none
none
infinite
infinite
two
The correct answer is: none
What is the approximate solution of the linear system represented by the graph below?
Two lines are drawn on a coordinate plane. Each gridline on the represents 2 units. The lines intersect on the second vertical gridline right of the origin and halfway between the x-axis and first horizontal gridline below the x-axis.
(1 point)
Responses
(4, –3)
(4, –3)
(6, –1)
(6, –1)
(–1, 4)
(–1, 4)
(4, –1)
Two lines are drawn on a coordinate plane. Each gridline on the represents 2 units. The lines intersect on the second vertical gridline right of the origin and halfway between the x-axis and first horizontal gridline below the x-axis.
(1 point)
Responses
(4, –3)
(4, –3)
(6, –1)
(6, –1)
(–1, 4)
(–1, 4)
(4, –1)
The approximate solution of the linear system represented by the graph is: (4, -3)
Which cannot describe a system of linear equations?
(1 point)
Responses
no solution
no solution
exactly two solutions
exactly two solutions
infinite solutions
infinite solutions
exactly one solution
(1 point)
Responses
no solution
no solution
exactly two solutions
exactly two solutions
infinite solutions
infinite solutions
exactly one solution
The correct answer is: exactly two solutions