Question

Help with 'equation of a line' algebra question?

Answer 1

The equation of a line is
\[y = mx + b\]

y is the output, m is the slope of the line, x is the input, and b is the y - intercept.

Is that what you are looking for?

Answer 2

Sorry, I want to clarify it now that someone is here to help.

The full question is:

An equation of the line that has a Slop of 3, and a y-intercept of -2 is....____

Answer 3

Okay they've given you the slope and y intercept.
Just plug those back into the above equation.
\[y = mx + b\]
\[(output) = (slope)(input) + (intercept)\]
\[y = 3x - 2\]

Answer 4

wow, thanks. that seems correct. i tried it myself and i think this is the right answer =)

Answer 5

You're welcome :)