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 ( 35+ )
Otras preguntas
The time t required to drive a certain distance varies inversely with the speed r. If it takes 4 hours to drive the distance at 35 miles per hour, how long will
According to the theory of natural selection, which of the following organisms is most likely to survive in the given environments? A. a bird with a short be
What happens to a fish when its swim bladder deflates?
what is the length of missing side? A. 21.8 B. 26 C. 28 D. 34
______ are the largest group of living reptiles.
Which expression gives the volume of a sphere with radius 15?
What is Biogeography the study of
According to a poll, 30% of voters support a ballot initiative. Hans randomly surveys 5 voters. What is the probability that exactly 2 voters will be in favor o
Find the measure for WXYZ
the sum of two numbers is 13. Two times the first number minus three times the second number is 1. If you let x stand for the first number and y for the second
