Register

Substitute for 7x-9=y -5x+7y=-19

Substitute for 7x-9=y -5x+7y=-19
57.0k views
3 votes
Substitute for 7x-9=y
-5x+7y=-19

User Dushkin
by
9.3k points

1 Answer

4 votes

Answer:

(1,-2)

Explanation:

y=7x-9

-5x+7(7x-9)=-19

-5x+49x-63=-19

44x=44

x=1

y=7-9

y=-2

User Ben ODay
by
8.5k points
← Prev Question Next Question →

No related questions found

Ask a Question
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

Other Questions

How do you can you solve this problem 37 + y = 87; y =
What is .725 as a fraction
How do you estimate of 4 5/8 X 1/3
Link Copied!