Answer:
the slope of a horizontal line is 0
The decrease was 27%.
Step-by-step explanation:
Old value = $980
New value = $720
Decrease = Old value - New value

Percent decrease = 

Rounding off to near whole percent
Percent decrease = 27%
The decrease was 27%.
Keywords: Percentage, subtraction
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I’m pretty sure the answer is b :)
Answer:
8
Step-by-step explanation:
a*b=72
a=9
9*b=72
b=72/9
b=8
Answer:
x = -8
Step-by-step explanation:
This line has no slope it increases vertically and there is no change in x value as the y value changes