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Mathematics 8 Online
OpenStudy (anonymous):

x y 0 3 1 7 2 13 3 19 4 23 5 28 Based on the best-fit linear model, at which value of x will the value of y be 43?

OpenStudy (saifoo.khan):

Find the slope and solve.

OpenStudy (anonymous):

i got 7 ?

OpenStudy (saifoo.khan):

Slope= 4 y = 4x + 3 Now 43 =4(x) + 3

OpenStudy (anonymous):

is it 9 ?

OpenStudy (saifoo.khan):

\[x=\frac{43-3}{4}\]

OpenStudy (anonymous):

that equals 10

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