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Mathematics 22 Online
jakfishman:

1. (06.04) The equation of the line of best fit of a scatter plot is y = 12x + 7. What is the slope of the equation? (4 points) −12 −7 12 7

XxXNessalulbaddieXxX:

i believe the slope would be in the negatives not that im trying to give dierect answers but yea

XxXNessalulbaddieXxX:

corrrect me if im wrong lol people

carmelle:

The formula for slope is y = mx + b Where m = slope and b = y-intercept. Based on this information, what do you think the answer is?

jakfishman:

i wanna say -7?

XxXNessalulbaddieXxX:

^^^^^ and when using this formula make sure u put the numbers in the right spot

Kylo:

Well, Slope-intercept form is given as follows: y = mx + b In this equation, "m" is the slope, and "b" is the y-intercept. y = 12x + 7 We can clearly see that the 12 in the equation is the "m" in the general slope-intercept form.

Kylo:

there fore the answer is?

carmelle:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @jakfishman i wanna say -7? \(\color{#0cbb34}{\text{End of Quote}}\) That would be incorrect. Try looking at the formula

jakfishman:

\(\color{#0cbb34}{\text{Originally Posted by}}\) @carmelle \(\color{#0cbb34}{\text{Originally Posted by}}\) @jakfishman i wanna say -7? \(\color{#0cbb34}{\text{End of Quote}}\) That would be incorrect. Try looking at the formula \(\color{#0cbb34}{\text{End of Quote}}\) i did so then -12?

carmelle:

Take a look at the equation again. And pay attention to the numbers. is 12 negative or positive?

Kylo:

its not negative take a careful look at the problem

jakfishman:

this is why i like my graphs

Kylo:

so if its not -7 or -12 try it

Kylo:

positive 7 or positive 12

jakfishman:

its 12

carmelle:

Look at this: y = mx + b y = 12x + 7 m is the `slope` b is the `y=intercept` Since we are looking for the `slope`, we would look where `m` is.

carmelle:

Hope that helps :) and yes it would be 12

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