1.) 3124
2.) 3214
3.) 3412
4.) 1432
5.) 1342
6.) 1234
7.) 1423
I hope I helped
Combine like terms.
5c = 45
Divide 5 on both sides.
c = 9
Hope this helps!
Answer:

I inserted an image of the equation.
Step-by-step explanation:
Hope this helps!
Answer:
B.
Step-by-step explanation:
C=3.14D
Circumference is equal to pi multiplied by the diameter, so 50 times 3.14 is equal to 157. 157 is closest to 160.