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

the putting together of two groups is called
The cells of plant and animals lack nuclei
2 times as many as 8 is 16
what would occur if cells did not have enzymes?
The energy efficiency of a car is approximately 20%. If you put 10 gallons of gas into the car, how many gallons are “wasted”?
True/False South Carolina and Georgia had the fastest growing economies in the colonies because of their large tobacco plantations.
Which part of the stem tissue is "wood" made from?
Write an equation for: melissa has 6 times as many quarters as Michelle. Together they have 896 quarters. How many quarters, q, does Michelle have? Please and t
What is the least common multiple of 36 and 45
wht is a irrational number
good job