You have to distribute. after you distribute you should have 4m-12=36. 4 times 12 equals 48. then you subtract the 12 and you get 36. so m equals 12. i haven’t done this in awhile so sorry i cant explain it
Answer: Find the negative reciprocal of the slope of the original line and use the slope-intercept form y=mx+b to find the line perpendicular to y=1/5x−1. y=−5x−17