Answer:
The answer is B, x=4/3
Step-by-step explanation:
Answer: D
Step-by-step explanation: I hope that helps :)
r=16c
Step-by-step explanation
20-4=r
16=r
Answer: C
4
4x +8 = 7x -4
3x = 12
x = 4
pls mark brainiest :)