Question

Find the equation of the straight line passing through (1, 2) and perpendicular
to the line
x+y+ 7 = 0

Answer 1

m=1

Answer 2

@dan815

Answer 3

x=1
y=2
m=1

Answer 4

y-2=1(x-1)

Answer 5

How... please tell in details.... I can't understand

Answer 6

xD

Answer 7

use y=mx+c form

Answer 8

say this is a given vector

Answer 9

imagine drawing a box around it of width a1 and height b1

Answer 10

Ok