-1 you change all the x values to -1 and then solve
You could just use your calculator thats on your phone of tab
Answer:
Multiple answers (Work & answers below)
Step-by-step explanation:
Perpendicular lines have slopes that are negative reciprocals. example: line a has a slope of 2/3, line b has a slope if -3/2 if they are perpendicular.
3n+2n+4=9n+12
5n+4=9n+12
4-12=9n-5n
-8=4n
Divide both sides by 4
n=-2