The length of a desktop is 4 feet. How many inches is the length of the desktop?

48 inches

Step-by-step explanation:

There is 12 inches in 1 foot, so multiply 12 by 4

abde or 1,2,4, 5 is the answer

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: