Question
The point (4,2) lies on a line whose slope is -2. Which of the following is another point on this line?
a)(2, -2)
b)(2,0)
c)(2,1)
d)(2,3)
e)(2,6)
a)(2, -2)
b)(2,0)
c)(2,1)
d)(2,3)
e)(2,6)
Answers
Reiny
the equation of the line is
y-2 = -2(x-4)
2x + y = 10
by subbing the points into this equation, determine which point(s) , if any, satisfy the equation.
y-2 = -2(x-4)
2x + y = 10
by subbing the points into this equation, determine which point(s) , if any, satisfy the equation.