Use front-end estimation to estimate the difference.
92.1 - 18.56
80
70
60
50

The vertices of a rectangle are given in the columns of the matrix . if is found to perform a transformation, what are the coordinates of the transformed rectangle? (0, 0), (0, –3), (–3, –3), (–3, 0) (0, 0), (0, 3), (3, 3), (3, 0) (0, 0), (0, 3), (–3, –3), (–3, 0) (0, 0), (0, 3), (–3, 3), (–3, 0)

If x + 10 = 70, what is x? a. 40 b. 50 c. 60 d. 70 e. 80

Write the rational number in lowest terms 99/-15