22.6k views
4 votes
5x + 4y = -1
-7x - 2y = -13

User Rmmariano
by
8.5k points

1 Answer

2 votes

Answer:

x = 3

y = -4

Explanation:

multiply the second equation by 2 to get: -14x - 4y = -26

now add 5x + 4y = -1

-9x = -27

x = 3

solve for 'y':

5(3) + 4y = -1

15 + 4y = -1

4y = -16

y = -4

User Aman Aggarwal
by
8.3k 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