El radio de un círculo siempre será la mitad del diámetro. Por lo tanto, si el radio es de 4 pulgadas el doble sería 8 pulgadas.
El diámetro del círculo será de 8 pulgadas.
BY ADDING BOTH THE EQUATIONS
7x+y=9
HOPE THIS WILL HELP U
I’m so sorry I need points but I’m gonna manifest that someone smarter will see this and answer
Answer:
37
Step-by-step explanation:
Anything multiplied by 0 is 0 then you just add the 37
The books are $5, and the magazines are $10. I’m not sure which way you want it explained but since magazines are twice the price of books, you can solve the equation 3b + 2b = 25. This gives you b=5 which you just multiply by 2 giving you the price of a magazine.
