Question

A line passes through the points (-2, 7) and (x2, y2), and has a slope of -1/6. If point (x2, y2) is located in quadrant I, find y2.
a.-3
b.-2
c.-6
d.6

Answer 1

IMPORTANT LINE RELATED EQUATIONS TO KNOW AND MEMORIZE

slope formula
m= slope/ gradiant -- same thing
\[m=\frac{y_2-y_1}{x_2-x_1}\]

standard formula
\[Ax+By=C\]

point-slope formula
\[y-y_1=m(x-x_1)\]

slope-intercept formula
b= y-intercept -- in the form of (0,y)

\[y=mx+b\]