Answer:
x = 3
Step-by-step explanation:
2x+6=x+9 subtract x in both sides
x +6 =9 subtract 6 in both sides
x = 3
Answer:
D) 
Step-by-step explanation:
Given: 
Use Exponent Rule: 
Use Addition Rule: 
Answer:
-(2×-4y)
Step-by-step explanation:
calculate it
Step-by-step explanation:

What does that question even meAn