wrrennlynn
wrrennlynn wrrennlynn
  • 29-01-2015
  • Mathematics
Answered

The second of two numbers is 4 more than the first. The sum of the numbers is 56. Find the numbers.

Answer :

atvb atvb
  • 29-01-2015
numbers are 26 and 30

Answer Link
mac32b mac32b
  • 29-01-2015
{ x + y = 56
{ y = x + 4

x + y = 56
x + ( x + 4 ) = 56
x + x = 56 - 4
2x = 52
x = 52
       2
x = 26

x + y =56
26 + y = 56
y = 56 - 26
y = 30

S = { 26 , 30 }
Answer Link

Other Questions

Africas Great Rift Valley follows the boundary between the African Plate and the Arabian Plate What kind of plate boundary do you think this is and explain how
what place value would i put 805 tens in
what were two challenges american settlers faced when moving west
Two 100w light bulbs used a total of 400wh of energy For how many hours did the light bulbs use power
Cuban Missile Crisis 1 What was the initial cause of the Cuban Missile Crisis
what is 65 percent of 47
Derek is riding his bike 10 mph He takes 20 seconds to reach 15 mph What is his acceleration 025 mphs 125 mphs 4 mphs cannot be determined
x 4x 7 5x x 21
what is the mean for 20 30 40 50 60 70 80 90 110 120 130
According to the theory of plate tectonics how do two plates interact to form chains of islands called island arcs