Part B: Starting from the origin, explain how to plot the following three points accurately: (−1, 1) (1, −1.5) (2, fraction 1 over 4)

13

Step-by-step explanation:

it's equivalent, so we can say that its equal.

let's call the denominator x and the numerador is 18 less then denominator, x - 18.

multiply

2.x = 5.(x - 18)

2x = 5x - 90

90 = 5x - 2x

90 = 3x

x = 90/3

x = 30

so: