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19 votes
19 votes
9. Write an equation of a line with the given slope and y-intercept.
m = -5, b = -7

User TheJediCowboy
by
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1 Answer

27 votes
27 votes

Hii!

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\leadsto\overline{\boldsymbol{ANSWER}}\gets

y=-5x-7


\leadsto\overline{\boldsymbol{EXPLANATION}}\gets

There are several ways of writing a line's equation; the easiest one is slope intercept form -
\sf y=mx+c}.

In the slope intercept form equation, "m" denotes "gradient" or "slope" and "c" denotes "y-intercept".

So to determine the equation we should just plugin the values (-5 for slope, m, and -7 for y-intercept).


\sf y=(-5)x+(-7)}

Simplify!


\sf y=-5x-7}

That is the equation of the line. Great job! (:

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Hope that this helped! Best wishes!


\textsl{Reach far. Aim high. Dream big.}\\\boldsymbol{-Greetings!-}

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User Lacco
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3.3k points