Westonci.ca is the best place to get answers to your questions, provided by a community of experienced and knowledgeable experts. Our Q&A platform provides quick and trustworthy answers to your questions from experienced professionals in different areas of expertise. Join our Q&A platform to connect with experts dedicated to providing accurate answers to your questions in various fields.

The sum of two numbers is 2. Their difference is -16. What is the first number?

Sagot :

Answer:

x = -7

y = 9

Step-by-step explanation:

x + y = 2

x - y = -16

substitute '2-x' for 'y'

x - (2-x) = -16

x - 2 + x = -16

2x - 2 = -16

2x = -14

x = -7

-7 + y = 2

y = 9