207k views
11 votes
Write the equation of a line parallel to the line y = 2x that passes through -2,-1

2 Answers

13 votes
Y=2x+3. Sorry if I’m incorrect
User Jwayne
by
8.4k points
7 votes

Answer:

y = 2x + 3

Explanation:

A line parallel to y = 2x has exactly the same slope but a different y-intercept, b.

Start with y = mx + b, and replace m with 2, y with -1 and x with -2:

-1 = 2(-2) + b, or

-1 = -4 + b.

Then b = 3, and the desired equation is y = 2x + 3

User Ryan Gaudion
by
8.6k 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