Look at screenshot the question is in there

step-by-step explanation:

i think you should think about the question and not look online.

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:

answer: x=3 and y=4

step-by-step explanation:

answer: 40392

step-by-step explanation:

10098 x 4 = 40392