Respuesta :

caseyisabella973

Answer:

4(x-5)

Step-by-step explanation:

you find the greatest common factor and in this case it is 4 so you divide everything by 4 and that's how i got the answer

thelegendarybacon343

Answer:

4

Step-by-step explanation:

in 4x-20, you take 4x and remove the variable or letter and then you get your answer which is 4