Respuesta :
Answer:
13x-44
Step-by-step explanation:
three times the quantity we get 21x-24
four times the quantity we get 8x+20
then we collect like terms 21x-8x and -24-(+20)
21x-8x we get 13x
-24-(20) we get -44(use of direct numbers)
Answer:
13 x - 44
Step-by-step explanation:
3 (7 x - 8) - 4 (2 x + 5)
21x-24-8x-20
21x-8x-24-20
13x-44
