Question

The sum of two numbers is 45 and the difference is 23. What are the numbers?

Answer 1

x + y = 45
x - y = 23
----------add
2x = 68
x = 34

x + y = 45
34 + y = 45
y = 45 - 34
y = 11

Answer 2

Let x be one number
The second is x - 23

x + x -23 = 45
2x - 23 = 45
Solve for x.
Subtract 23 to get the other number.

Answer 3

the numbers are 34 and 11, as
34+11=45 and
34-11= 23

Answer 4

omg thank you ! this actually helped!