Can someone teach me how to find slope in equations?

Question

ellerai · Answer

I am struggling on understanding how to find slopes with either using the y2-y1 equation or the slope intercept equation. All i understand is rise over run

mehek14 · Answer

Do you mean

$\dfrac{y_2-y_1}{x_2-x_1}$?

ellerai · Answer

yes and also 'find the slope of the line whose equation is ___'

mehek14 · Answer

Ok to use the formula, you would need 2 ordered pairs that are on the line.

ellerai · Answer

yeah

ellerai · Answer

I had a problem for homework and i tried to use the formula but i got it incorrect

mehek14 · Answer

Can you post the problem here and let me see how you did it?

ellerai · Answer

Yeah it was to find the slope of (-3,4) and (2,-1)

ellerai · Answer

I also had this problem i did not understand: find the slope of the line whose equation is 3x + 6y = 9

mehek14 · Answer

Alright

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