The mistake is line 4, she should have divided 42 by 5, not add 5 and 16
Triangle ABC is translated 3 units right and 2 units up
by looking at point A (-4,5) which is translated to A'(-1,7)
we can tell by looking at the points that -4 is shifted by 3 units to the right ti reach -1 and 5 is shifted upwards by 2 units to reach 7
Yes it will. For every one hour, the train travels 170 miles. That’s the rate of change/ the ratio-> 1:170