The solution to the system
y = 2x - 4 and
y = -x+2
by graphing.
What is (2, 0)?
100
Solve the system
y = -3 and
-2x + 2y = 8
using substitution.
What is (-7, -3)?
100
Solve the system
9x - 7y = -8 and
-9x + 2y = 28
using elimination
What is (-4, -4)
100
The sum of two numbers is 93. The difference is 49. Find the two numbers.
What is 71 and 22?
100
Is (-4, 3) a solution to the system
y = x+7 and
y = 2x + 3?
What is no. It only works in the first equation, but not the second.
200
Solve the system
y = (1/2)x + 7 and
y = -3x
by graphing.
What is (-2, 6)?
200
Solve the system
y = x - 4 and
-x + 5y = -16
using substitution.
What is (1, -3)?
200
Solve the system
4x - 6y = 16 and
-9x - 6y = 3
using elimination
What is (1, -2)?
200
Gym A costs $30 initially and $20 per month. Gym B costs $50 initially and $15 per month. When will the gyms cost the same?
What is at 4 months?
200
Prove whether (3, 4) is a solution to
2x + y = 10 and
4x + 3y = 24
Yes, it makes both equations true.
6+4 = 10
12 + 12 = 24
300
Solve the system
y + 3 = 2x and
3x + y = 2
by graphing.
What is (1, -1)?
300
Solve the system
y = -8x+10 and
y = -5x + 4
using substitution.
What is (2, -6)
300
Solve the system -8x - 4y = 16 and 4x + 2y = -4 using elimination.
What is no solutions?
300
5 pizzas and 4 sodas cost $40. 6 pizzas and 3 sodas cost $42. Write a system of equations to represent this relationship.
What is 5p + 4s = 40 and 6p + 3s = 42 where p = cost of pizza and s = cost of soda.
300
If the solution to a system of equations is no solution, what does that mean about the lines?
What is the lines are parallel? The slopes are the same but the y-intercepts are different?
400
Solve the system
2x - y = 4 and
y = 2(x - 2)
by graphing.
What is infinite solutions?
400
Solve the system
8x + y = -3 and
-6x + 6y = -18
using substitution.
What is (0, -3)?
400
Solve the system
-3x + 5y = -4 and
-5x + 4y = 2
using elimination.
What is (-2, -2)
400
Adult tickets cost $4 and student tickets cost $2. The theater makes $396 selling 149 tickets. What is the number of adult tickets sold and the number of student tickets sold
What is 49 adult and 100 student tickets?
400
Would these lines be the same line or parallel?
y = 2x - 8
y - 2x = 8
What is parallel. Same slope, different y intercept.