Answer: uh (3,9) and (4,12)..?
Step-by-step explanation:
Answer: $4.40
Trust me did the assignment
Answer:
4.2
A) 45=x
B) Yes, since both A and B are 90°
5x+2y=7
y=x+1
5x+2(x+1) =7
5x +2x+2=7
7x +2 =7
7x = 5
x = 5/7
y=5/7 +1
y =12/7
(5/7, 12/7)