Problema Solution
Find two numbers whose sum is 19 and whose difference is 7.
Answer provided by our tutors
The two numbers are x and y
So
x+y = 19
x-y = 7
So
x = 13
y = 6
So the two numbers are 13 and 6
Find two numbers whose sum is 19 and whose difference is 7.
The two numbers are x and y
So
x+y = 19
x-y = 7
So
x = 13
y = 6
So the two numbers are 13 and 6