Which line is parallel to y = -4x + 8?
y = -4x + 3
y = 4x − 3
y = 5x − 11
y = 2x − 3
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OpenStudy (sleepyjess):
Parallel lines must have the same slope. Do you know how to "decipher" slope-intercept form?
OpenStudy (littleheron):
no
OpenStudy (sleepyjess):
Okay, I'll teach you :) It's very simple, this is slope intercept form: \(\color{red}y = \color{blue}m x + \color{green}b\)
\(\color{red}y\\\color{blue}m\\\color{green}b\)
^ Those are the main things we need to focus on
\(\color{blue}m \) is the slope of the line
\(\color{green}b\) is the y intercept.
OpenStudy (sleepyjess):
For lines to be parallel, they must have the same slope, or \(\color{blue}m\) value
OpenStudy (littleheron):
ok
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OpenStudy (sleepyjess):
What is the slope of y = -4x + 8?
OpenStudy (littleheron):
I think i know what the answer is
OpenStudy (sleepyjess):
What do you think? :)
OpenStudy (littleheron):
i think the answer is A
OpenStudy (sleepyjess):
Yes! The original equation and option A both have the same slope, -4
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OpenStudy (littleheron):
yay!
OpenStudy (sleepyjess):
Good job :)
OpenStudy (littleheron):
thanks for your help
OpenStudy (sleepyjess):
No problem!
OpenStudy (sleepyjess):
If you need any help navigating the site, don't hesitate to let me know :)
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