Answer:
54
Step-by-step explanation:
9(0.5)(12)
Area of a triangle is (base*height)/2
9*12=108
108/2=54
n=10
5n-20=3n
-20=-2n
10=n
20.625 ft²
(hope this is right :)
Answer: Slope: 4 Y-intercept: 0
Answer: b i think
