ireneoprecio19 ireneoprecio19

07-06-2014
Mathematics

Answered

One number is four times another number. If their sum is 95, what are the numbers?

Answer :

iloveonedirection iloveonedirection

07-06-2014

Let x be one number and y be the other.

#1 - Set up a system of equations.
4x = y
x + y = 45

#2 - Solve the system by substitution.
x + (4x) = 45
5x = 45
x = 9

(9) + y = 45
y = 36

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08-06-2014

The numbers are 19 and 76.

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