There are ways to distribute name tags to people. There is way which gives every name tag to the correct person, and ways to give every name tag to the incorrect person. How many ways are there to give every name tag to the incorrect person, so that no two people can switch to both get their correct name tags

54

step-by-step explanation:

its 4 because 2 times 2 is 4, if you double the number two you get four

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:

me

step-by-step explanation: