Answer:
it might be b and d
Step-by-step explanation:
Answer:

Step-by-step explanation:
Taking the terms one at a time,


Adding the terms, you have;

Hope it helps!
I'm out!
Answer:6x - 2y = 22
Step-by-step explanation:
Just multiplying equation by 2
Can do it with any number
Answer:
4.47100222
Step-by-step explanation:
157/2.5=62.8
62.8/pi= 19.98986085
square root the answer above and you get 4.47100222 for the radius
Answer:
x = 15
Step-by-step explanation:
Use pythagorean theorem: 
