Answer:
17 17^2 = 289
Step-by-step explanation:
Complement: The sum of two angles equals 90°
Supplement: The sum of two angles equals 180°
Answer: Supplement
Answer:
First then second answer below
Step-by-step explanation:
-x+y 4
-1/-1=1 x=1 y=1
y/1=1/1+4/1
y=1x+4
-x+7y 21
-1/-1=1
7y/7=1/7+21/7
y=1/7x+3
