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Line A passes through (2, 5) and (6, 13). What is $y$ at $x = 4$ on this line?

Class 8Linear GraphsCoordinate Geometry

A11
B10
C8
D9

Step-by-Step Solution

x = 4

is halfway between 2 and 6, so

y

is halfway between 5 and 13:

\frac{5 + 13}{2} = 9

.

Answer: D) 9

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