Answer:
8x
Step-by-step explanation:
Because you are adding the (x+3) there you can immediately you the association property to simplify
(2x + 5x + x) + (3 - 3)
8x + 0 =
8x
Answer: Option 2
Step-by-step explanation:

Answer:
A: 40%
B: 75%
C: 90%
Step-by-step explanation:
It's visually better to make it an equation.
-1 3/5 ÷ -2/3
The answer is 39/10.