162k views
5 votes
What is the solution to this system of equations? x + y = 2 and y - z = -3 and x + y - z = 0

User Zorthgo
by
8.3k points

1 Answer

8 votes

Answer:

x = 3

y = -1

z = 2

Explanation:

if x+y = 2, and x+y-z = 0, then we can substitute 2 for x+y. this means 2-z=0, meaning z=2. if y-z=-3, then y-2=-3, and y=-1. x+y=2 which means x-1=2 so x=3. plug in the values to check your answer.

User Brian Van Rooijen
by
7.8k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories