Question

The sum of two numbers is 80 their difference is 44.Write a system of equations that describes this situation.What are the two numbers?

help me answer this plz

Answer 1

• 62 and 18

Explanation:

Let the numbers are x and y.

The equations:

• x + y = 80
• x - y = 44

Solve by elimination, add up the equations:

• 2x = 80 + 44
• 2x = 124
• x = 62

Find y:

• 62 + y = 80
• y = 80 - 62
• y = 18