Which expression is equivalent to (-1.3x-4.5) - (-2.1x+3.6)? A. -3.4x - 8.1
B.-3.4x - 0.9
C. 0.8x - 8.1
D. 0.8x - 1.9

Pls help!!

Write 17/20 as a decimal and as a percent.

Jane’s favorite fruit punch consists of pear, pineapple, and plum juices in the ratio 5: 2: 3. chapter reference how much punch can she make if she has only 6 cups of plum juice?

What is the slope of the line that passes through the points (–9, 2) and (0, 4)? the slope of the line is