1.2 Quiz: Systems of Equations
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Last updated over 5 years ago
10 questions
1
What is the solution to the system?
What is the solution to the system?
1
What is the solution?
What is the solution?
1
How many solutions?
How many solutions?
1
What is the solution?
What is the solution?
1
The ordered pair that satisfies all equations in the system.
The ordered pair that satisfies all equations in the system.
1
In the systems of equation below, I can eliminate x by adding because the coefficients are opposites.4x + 8y = 20−4x + 2y = −30
In the systems of equation below, I can eliminate x by adding because the coefficients are opposites.
4x + 8y = 20
−4x + 2y = −30
1
What variable do you eliminate, and what do you multiply the equation(s) by?5x + y = 910x − 7y = −18
What variable do you eliminate, and what do you multiply the equation(s) by?
5x + y = 9
10x − 7y = −18
1
Does the system have one, none or infinite solutions?8x + 4y = 12y = -2x + 3
Does the system have one, none or infinite solutions?
8x + 4y = 12
y = -2x + 3
2
What is the value of the y-coordinate of the solution to the system of equations. (2 points)x - 2y = 1x + 4y = 7
What is the value of the y-coordinate of the solution to the system of equations. (2 points)
x - 2y = 1
x + 4y = 7
2
Solve:(2 pts)3x + 2y = 167x + y = 19
Solve:(2 pts)
3x + 2y = 16
7x + y = 19