Oldest child getting food: thank you mom middle child getting food: yesss, im starving
youngest child getting food: i said the blue plate, im not eating that :(

too accurate

Step-by-step explanation:

thank you for posting this lol

And then the parents get mad at the middle child for not saying thank you

-_-

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: