saiful saiful
  • 03-10-2016
  • Mathematics
contestada

If A+b=76,a-b=36,a/b=?

Respuesta :

nobillionaireNobley
nobillionaireNobley nobillionaireNobley
  • 08-10-2016
a + b = 76 . . . (1)
a - b = 36 . . . (2)

(1) - (2) => 2b = 40
b = 40/2 = 20

From (1), a + 20 = 76
a = 76 - 20 = 56

Therefore, a/b = 56/20 = 2.8
Answer Link

Otras preguntas

Tim will buy a pair of shoes that cost $120.He received a 35% discount coupon. Luckily his friend Mario gets an additional 15% discount being an employee of the
Factorise x squared - 5x - 6
sin^-1(√3-1/2√2)please give me answer ​
What is the history of Trece Martires?do not copy​
What did the Nazis do once they controlled France? O They forced the military to support the Nazis. O They arrested the Vichy members to form a new government.
What is the process of writing a number as a product of several factors
Question 1 of 10 How do tariffs act as barriers to trade? A. Tízy tax imported goods in order to increase their price. B. They use government funds to lower the
Describe Lynn Margulis' three observations (evidence) which support the endosymbiotic theory.
Choose the multiplication problem that correctly shows partial products. A) A B) B C) C
How does the community respond to human trafficking