thanhtruc1412008 thanhtruc1412008
  • 06-11-2021
  • Mathematics
contestada

1.
7x(x-2y)
(2+1)(+5)

Respuesta :

syahbanazacki
syahbanazacki syahbanazacki
  • 06-11-2021

Step-by-step explanation:

7x(x - 2y)

= 7x.(x - 2y)

= 7x² - 14xy

= (2 + 1)(+5)

= (3)(5)

= 3 × 5

= 15

Answer Link
Cosrt
Cosrt Cosrt
  • 09-11-2021

Step-by-step explanation:

1) 7x(x - 2y)

= (7x . x) - (7x . 2y)

= 7x² - 14xy

2) (2 + 1)(+5)

= 3(+5)

= (3 . +5)

= (3 . 5)

= 15

Answer Link

Otras preguntas

How important is it for me to reduce my risk of getting heart dieases and diabetes?​
Which of these maps would show a physical region? A. A map that shows the borders of Canadian B. A map that shows the Rocky Mountain provinces. Range. C. A map
Jose worked 3 hours. In a one day what fraction of the day did he work?
HELP . plsssssssthank u sooo much.​
13.) The title for the king of the Aztecs.15.) A vegetable like corn.16.) The King of the Inca was called the _____ Inca.1.) This famous food came from the Amer
Why is it important to study our solar system?
what are some good books to read?
Which statement must be true to prove lim?
Why is there so little space for buildings to be built in Hong Kong?
help people this urgentplease pleaseanswer with Solution​