Question

what is the slope of the line passing through the point (4 -2) and perpendicular to the line y=4x+2

Answer 1

Use slope formula
y-y=m(x-x)

Answer 2

I dont know how to use it can you guide me through it?

Answer 3

Absolutely

Answer 4

thanks

Answer 5

-.25 is slope first of all

Answer 6

ok

Answer 7

so that the answer?

Answer 8

how did you find it?

Answer 9

. graph 4,-2 on a graph then go up1 left 4 where it crosses the Y axis is your intercept

Answer 10

http://www.regentsprep.org/Regents/math/ALGEBRA/AC3/perppic.gif

Answer 11

B is where it crosses the y axis. The equation is mx+b

Answer 12

thank you soo much