What is the y-intercept of the line y = 1/2x + 5/2
What is 5/2
300
y = x - 2 and y = -2x + 7
What is (3, 1)
300
x + 12y = 68 and x = 8y - 12
What is (20, 4)
300
4x + 2y = 4 and 6x + 2y = 8
What is (2, -2)
300
A clothing store is having a sale. A pair of jeans cost $15 and a shirt cost $8. You spend $131 and buy a total of 12 items. Using a matrix, how many pairs of jeans and shirts do you buy?
What is 5 pair of jeans and 7 shirts
300
What is the slope of 4x + 8y = 12
What is -1/2
400
2x + 4y = 12 and x + y = 2
What is (-2, 4)
400
4x + 2y = 8 and y = 2x +1
What is (.75, 2.5)
400
3x + 4y = -13 and 5x + 6y = -19
What is (1, -4)
400
2x + 3y + z = 13 and 5x - 2y - 4z = 7 and
4x + 5y + 3z = 25