sweater = s, blouse = b
s + b = 57, s = 2b
2b + b = 57, 3b = 57, b = 19.
s = 2b = 2(19) = 38.
sweater costs 38 dollars, and blouse costs 19 dollars
1. Stretch the graph of the parent function vertically by a factor of 2.
2. Reflect the entire graph of your result across the x-axis.
Answer:
they are corresponding angles
Refer to attachment for your answer