Answer: 60 degree
Explanation: The sum of the three interior angles of a triangle is always 180°.
180-80-40=60 degree.
N + d = 30
0.05n + 0.10d = 2.20
^^ ur system of equations
Answer:
If looking for x then X= -7/3.
Step-by-step explanation:
Answer:
5 hours
Step-by-step explantioon:
35x+75=20x+150
15x+75=150
15x=75
x=5
