saiful
saiful
03-10-2016
Mathematics
contestada
If A+b=76,a-b=36,a/b=?
Respuesta :
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
VER TODAS LAS RESPUESTAS ( 58+ )
Otras preguntas
Suppose that a standard 6-sided die is rolled twice. what is the probability that the first roll will be odd and the second roll will not be a 5?
A 200g particle oscillating in SHM travels 66cm between the two extreme points in its motion with an average speed of 110cm/s. Find: a) The angular frequency. s
2 - una es diferente choose the word that does not belong. january 11 8:00 am unlimited attempts remaining grade settings 116-119 flashcards vocabulary list voc
Shelley drinks two caffeinated grande lattes every morning. in terms of neurotransmission, what is happening in shelley's body?
PLEASE, HELP ASAP!!!!!!!!!! THANKS, THANKS!!!!!!!!!!
What did the term "doughboy" refer to in World War I?
A solution is made by dissolving 1.00 m of sodium chloride (NaCl) in 155 grams of water. If the molar boiling point constant for water (kb) is 0.51 C/m what wou
All of the following are examples of post secondary education except? A- Virginia tech university B- Connecticut community college C- military service D- Emi
The Legislative Branch of the United States is NOT entrusted with which of the powers listed below?A. command the armed forcesB. declare warC. coin and print mo
Find a · b. |a| = 3, |b| = 14 , the angle between a and b is 45° $7.94 incorrect: your answer is incorrect.
