5x + 2y = 4
-4x + 3y = 6
What is the LCM of the coefficients of the y variables?
What is 6?
100
What comes once in a minute, twice in a moment, but never in a thousand years?
What is the letter M?
200
3x + 4y = 16
-5x - 4y = -16
(0,4)
200
-3x + 5y = -8
x + 5y = -24
(-4,-4)
200
2x + y = 21
4x - 3y = 7
(7,7)
200
x + 4y = 9
-2x + 3y = -18
Is this system of equations considered aligned?
What is yes?
200
What is it that you cannot hold even ten minute, even though it is lighter than a feather?
what is your breath?
300
-x + y = -1
x + y = -3
(-1,-2)
300
5x + 4y = 20
5x + y = 20
(4,0)
300
x + 2y = 2
2x - 3y = 4
(2,0)
300
x + 2y = 1
4x - 5y = 4
Name the best equation to multiply and by what...
What is the first equation and by -4?
300
If you are running in a race and you pass the person in second place, what place are you in?
What is second place?
400
-x - y = -10
2x + y = 18
(8,2)
400
3x + 5y = 9
3x + y = -15
(-7,6)
400
-x +5y =35
3x + 5y=75
(10, 9)
400
5x + 3y = 4
4x - y = -24
What is the best equations to multiply and by what?
What is the second equation and by 3?
400
There was a green house. Inside the green house there was a white house. Inside the white house there was a red house. Inside the red house there were lots of babies. What is it?
What is a watermelon?
500
-5x + 5y = 20
-5y + 2x = -38
(6,10)
500
-2x + y = -8
3y + -2x = -24
(0,-8)
500
4x + 4y = 20
3x - 7y = 45
(8, -3)
500
-x + 5y = 25
4x - 5y = -10
Which example, from this weeks lesson, is this problem like?
What is example 1?
500
The ages of a father and son add up to 66. The father's age is the son's age reversed. How old could they be?
(there are three possible answers)