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Vocabulary
Solving by Graphing
Solving by Elimination
Solving by Substitution
Random Knowledge
100
The ratio of Rise to Run.
What is slope?
100
The solution to the system of equations: y = 3x - 2 y = -x - 2
What is (0,-2)?
100
The solution to the system of equations: r + s = -6 r - s = -10
What is (-8,2)
100
The solution to the system: x = 4y 2x + 3y = 22
What is (8,2)?
100
In solving by graphing, how many lines do you need to graph?
What is a least 2?
200
y = mx + b is more formally known as this.
What is slope-intercept form?
200
The solution to the system of equations y = (1/3)x - 3 2x - y = 8
What is (3,-2)
200
The solution to the system: 8a + 5b = 9 2a - 5b = -4
What is (0.5,1)
200
The solution to the system y = x - 2 3x - y = 16
What is (7,5)?
200
How many variables should be in your equation after you substitute for one of them?
What is one?
300
This is where you plot points of two lines to see where the two lines cross.
What is solving by graphing?
300
The solution to the system of equations: y - 3x = 3 y = 3x - 2
What is no solution?
300
The solution to the system: 2x + 3y = 6 3x + 5y = 15
What is (-15,12)
300
The solution to the system y = 3x - 1 7x + 2y = 37
What is (3,8)?
300
Is (4,1) a solution of: x + 2y = 6 x - y = 3
What is yes. (4) + 2(1) = 6 (4) - (1) = 3
400
Where you replace the variable in one equation with an expression from another equation.
What is solving by substitution?
400
Solve by graphing: y = x - 3 y = -x - 1
What is (1,-2)
400
The solution to the system 2a - 4b = 12 -8a + 16b = -48
What is infinitely many solutions?
400
The solution to the system 3s - 2t = 4 t = 2s - 1
What is (-2,-5)?
400
When you solve a system of equations by substitution, how many times do you substitute?
What is twice
500
When you solve a system of equations, your answer is a ...
What is point?
500
Solve by graphing: y = -2x - 1 y = x + 5
What is (-2,3)
500
The solution to the system: (1/3)x + (1/4)y = 10 (1/3)x - (1/2)y = 4
What is (24,8)?
500
The solution to the system t + u = 12 t = (1/3)u
What is (3,9)?
500
Is (1,3) a solution of: 2x + y = 5 -2x + y = 4
What is no? 2(1) + (3) = 5 but -2(1) + 3 = 1, not 4