Hydroelectricity because it is a renewable resource of water usage whereas the other 3 are just different forms of nonreneable forms of energy meaning they take millions of years for us to get them back
I'm pretty sure it would be C
because 0.17 is how much he has to pay for each message sent and if x is the total messages he sends then it should be 0.17X+24.07
Answer:
x=13
Step-by-step explanation:
i don't know if that is right
Hello!
![\large\boxed{x = 0}](https://tex.z-dn.net/?f=%5Clarge%5Cboxed%7Bx%20%3D%200%7D)
x - 4 = 1/4(8x - 16)
Distribute the 1/4:
x - 4 = 1/4(8x) + 1/4(-16)
x - 4 = 2x - 4
Subtract x from both sides:
x - x - 4 = 2x - x - 4
-4 = x - 4
Add 4 to both sides:
-4 + 4 = x - 4 + 4
0 = x