Problema Solution
There are two numbers of which one number is half of another. If the sum of both equals 18, find the two numbers.
Answer provided by our tutors
let 'x' and 'y' be the numbers
one number is half of another
y = (1/2)x
the sum of both equals 18
x + y = 18
by solving the system of equations
y = (1/2)x
x + y = 18
we find
x = 12
y = 6
click here to see the step by step solution of the system of equations
the two numbers are 12 and 6.