Register
What is the result of subtracting the second equation from the first? -2x+y = 0 -7x+3y = 2
204k views
5 votes
What is the result of subtracting the second equation from the first?

-2x+y = 0
-7x+3y = 2

User Stephan Hogenboom
by
3.5k points

1 Answer

5 votes

Answer:

-5x + 2y=2

Explanation:


- 7x + 3y = 2 \\ - 2x + y = 0 \\ subtracting \: this.we \: have \\ ( - 7x \: + 3y - 2) - ( - 2x + y) \\ - 7x + 2x + 3y - y - 2 \\ - 5x + 2y - 2 \\ therefore \: we \: have \\ - 5x + 2y = 2

User ToolmakerSteve
by
3.2k points
Ask a Question
Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

3.3m questions

4.2m answers

Other Questions

A study was completed in Florida. In southern Florida, the study involved 3,000 patients; 54% of them experienced flulike symptoms during the same month. The study had a margin of error of 1.8%. What does
Simplify: 10 ÷ [(5 + 2) − 5]
WHAT IS 33 TIMES 5 TELL ME THE ANWER
At the beginning of a population study, a city had 240,000 people. Each year since, the population has grown by 9.7%. Lett be the number of years since start of the study. Let y be the city's population.
A furniture store donated a percent of every sell to charity,The total sells were $8,200 so the store donated $164 What percent of $8200 was donated to charity.
Link Copied!