Find the Slope of the Line Through the Points and Interpret

Multiple Choice

Find the slope of the line through the points and interpret the slope.
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A) 7 ; for every 1-unit increase in $x , y$ will increase by 7 units
B) $\frac { 1 } { 7 }$ ; for every 7 -unit increase in $x$ , $y$ will increase by 1 unit
C) $- \frac { 1 } { 7 }$ ; for every 7 -unit increase in $\mathrm { x } , \mathrm { y }$ will decrease by 1 unit
D) $- 7$ ; for every 1 -unit increase in $x$ , $y$ will decrease by 7 units