
The sum of two numbers is 98 and their difference is 2. What are the two numbers? Let's start by calling the two numbers we are looking for x and y.
The sum of x and y is 98. In other words, x plus y equals 98 and can be written as equation A:
x + y = 98
The difference between x and y is 2. In other words, x minus y equals 2 and can be written as equation B:
x - y = 2
Now solve equation B for x to get the revised equation B:
x - y = 2
x = 2 + y
Then substitute x in equation A from the revised equation B and then solve for y:
x + y = 98
2 + y + y = 98
2 + 2y = 98
2y = 96
y = 48
Now we know y is 48. Which means that we can substitute y for 48 in equation A and solve for x:
x + y = 98
x + 48 = 98
X = 50
Summary: The sum of two numbers is 98 and their difference is 2. What are the two numbers? Answer: 50 and 48 as proven here:
Sum: 50 + 48 = 98
Difference: 50 - 48 = 2
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The Sum of Two Numbers is 98 and Their Difference is 3
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