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by BlastRoom
Deciding from slopes and intercepts whether a system has one solution, none, or infinitely many.
#algebra_i
40 questions
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Is (-1, 2) the solution of the system 3x - y = -5 and 2x + 3y = 15?
A student solves the system y = -2x - 1 and 6x + 3y = -3 and reaches the line 0 = 0. How many solutions does the system have?
How many solutions does the system y = -2x - 1 and y = -2x have?
Solving the system y = -2x - 1 and y = -2x + 1 by elimination reduces it to 0 = 2. How many solutions does the system have?
A system is made of y = -x and y = -x + 2. How many solutions does it have?
How many solutions does the system y = x + 1 and y = -3x have?
A student solves the system y = -2x and 4x + 2y = 0 and reaches the line 0 = 0. How many solutions does the system have?
Is (1, 3) the solution of the system 3x + 2y = 4 and 2x + 3y = 6?
Solving the system y = -3x - 3 and y = -2x - 4 by elimination reduces it to -x = -1. How many solutions does the system have?
For which value of k does the system y = -x - 3 and y = kx - 6 have no solution?
Is (1, -2) the solution of the system 2x + 3y = -4 and x + 2y = -2?
Look at the system y = -3x - 4 and y = 2x + 2. How many solutions does it have?
Solving the system y = -2x - 5 and y = 2x + 3 by elimination reduces it to -4x = 8. How many solutions does the system have?
The system y = -3x - 5 and y = kx + 5 has exactly one solution for every value of k except one. Which value must k avoid?
Look at the system y = -3x + 1 and 6x + 2y = 2. How many solutions does it have?
For which value of k does the system y = -2x and y = kx - 4 have no solution?
Solving the system y = -x - 1 and 3x + 3y = -3 by elimination reduces it to 0 = 0. How many solutions does the system have?
Is (4, -1) the solution of the system x + 3y = 1 and 3x + 2y = 10?
How many solutions does the system y = -x + 5 and 3x + 3y = 15 have?
Solving the system y = -3x - 2 and y = -x + 6 by elimination reduces it to -2x = 8. How many solutions does the system have?
A student solves the system y = -x - 6 and y = -x + 2 and reaches the line 0 = 8. How many solutions does the system have?
How many solutions does the system y = -2x + 5 and y = 2x have?
How many solutions does the system y = -2x + 1 and y = -2x - 2 have?
For which value of k does the system 3x + y = -4 and 6x + 2y = k have infinitely many solutions?
Is (1, 1) the solution of the system 4x + y = 5 and 3x + 2y = 5?
The system y = -2x - 1 and y = kx - 5 has exactly one solution for every value of k except one. Which value must k avoid?
Look at the system y = -2x + 6 and 4x + 2y = 12. How many solutions does it have?
Is (2, -2) the solution of the system x + 3y = 7 and 4x + y = 6?
A system is made of y = -x - 4 and y = x - 1. How many solutions does it have?
How many solutions does the system y = -2x + 4 and y = -2x + 1 have?
A system is made of y = -3x - 5 and y = -2x - 1. How many solutions does it have?
For which value of k does the system y = -3x - 4 and y = kx - 1 have no solution?
How many solutions does the system y = -x - 5 and y = -x have?
For which value of k does the system 3x + y = -4 and 9x + 3y = k have infinitely many solutions?
The system y = -x - 6 and y = kx - 2 has exactly one solution for every value of k except one. Which value must k avoid?
A student solves the system y = -x - 4 and 3x + 3y = -12 and reaches the line 0 = 0. How many solutions does the system have?
Solving the system y = -2x and y = -2x - 4 by elimination reduces it to 0 = -4. How many solutions does the system have?
Solving the system y = -x - 4 and y = -3x - 6 by elimination reduces it to 2x = -2. How many solutions does the system have?
Look at the system y = x + 1 and -4x + 4y = 4. How many solutions does it have?
Solving the system y = -x - 4 and y = -x - 3 by elimination reduces it to 0 = 1. How many solutions does the system have?
Crack the passcode before the zombies get in.
Answer, then swat bugs for bonus points.
Race through questions at your own speed.
Same question on every screen. Fastest wins.
Pick a tile, answer, hit bonuses and steals.
Writing Systems from Situations
20 questions
