1. Set equal to 0
2. Find LCD (4x)
3. Simplify
0=20-3x
-20=-3x
-20/-3=x
Negative cancels
Answer: 20/3=x
Answer: all of them are correct! great job!!!1
Step-by-step explanation:
.4 is 40 percent because you move the decimal two spaces to the right so it would be 40 percent, same as the others!
-16 i think is the correct anwser because you take the old number then subtract the new number then divide the old one then multiply by 100