Answer:
Reduction. The coordinates that are prime is the smaller, inside triangle. Since the triangle is shrinking and becoming smaller, its a reduction.
Step-by-step explanation:
Step-by-step explanation:
R = 3x + 9y
When y = 6 and R = 7
7 = 3x + 9.6
7 = 3x + 54
7 - 54 = 3x
-47 = 3x
x = -47/3
Maybe 50 because if 5+5 pages is 40 minutes you would add another page which would be maybe 50 minutes