Answer:
40c +20
Step-by-step explanation:

Expand

= 
Answer:
x=7 and y=37
Step-by-step explanation:
the ans of the given triangles are given .
Answer:
AM = 4
Step-by-step explanation:
On each median the distance from the vertex to the centroid is twice as long as the distance from the centroid to the midpoint, that is
AM =
× 12 = 4
Answer:
n ≥ 50
Step-by-step explanation:
Total pages = 370
Read pages = 20
Number of days remaining = 7
Reading rate per day = n
7n + 20 ≥ 370
7n ≥ 370 - 20
7n ≥ 350
n ≥ 350/7
n ≥ 50 pages per day for the remaining 7 days
The answer is b bc it’s all real numbers since it won’t stop