Mabel solves this problem but when she completed her check, she found out that her answer was wrong. What step did she do incorrectly?

What is the point-slope form of theequation for the line with a slope of-2 that passes through (1, 4)? a y + 1 = -2(x + 4)b y-1=-2(x-4)c y + 4 = -2(x + 1)d y - 4 = -2(x - 1)

If olu is twice as old as funmi if the sum of their ages is 60 how old is olu

The sum of the speeds of two trains is 720.2 mph. if the speed of the first train is 7.8 mph faster than the second train, find the speeds of each.