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what is the value of y for the line that has a slope of 1 and goes through the points (-4,y) and(-2,8)​

User Aspen Chen
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1 Answer

6 votes

Answer:

y = 6

Explanation:

The formula of a slope:


m=(y_2-y_1)/(x_2-x_1)

We have the slope m = 1 and the points (-4, y) and (-2, 8). Substitute:


1=(8-y)/(-2-(-4))


1=(8-y)/(2) multiply both sides by 2


2=8-y subtract 8 from both sides


-6=-y change the signs


6=y\to y=6

User KirarinSnow
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