Answered

Welcome to Westonci.ca, the Q&A platform where your questions are met with detailed answers from experienced experts. Experience the ease of finding accurate answers to your questions from a knowledgeable community of professionals. Discover in-depth answers to your questions from a wide network of professionals on our user-friendly Q&A platform.

how to solve 2x+y=2 and x+y=-1

Sagot :

apologiabiology
so
2x+y=2
x+y=-1

multiply secion equation by -1
-x-y=1

add to first equation

2x-x+y-y=2+1
x=3
subsitute
3+y=-1
subtract 3
y=-4

x=3
y=-4
Thank you for trusting us with your questions. We're here to help you find accurate answers quickly and efficiently. Your visit means a lot to us. Don't hesitate to return for more reliable answers to any questions you may have. Discover more at Westonci.ca. Return for the latest expert answers and updates on various topics.