Answer:
x=55°
Step-by-step explanation:
Add angles together and set to 180°. Solve for x.
Answer:
LCM = 20
Step-by-step explanation:
You need to make everything into 20. Luckily, 4X5 is 20 and vise versa.
Answer:
maybe....
Step-by-step explanation:
The main thing is rise/run. y=mx+b that is the formula for slope