b
こんにちは
mmmmmmmmnnnnnnnnnnnnnnnnnnnnnnn
Answer:
Step-by-step explanation:
Collect the like terms!
x-9x+8x+3-3
Now simplify,
-8x+8x+0
0+0
Answer = 0
Answer: 72/20 = <u>3 3/5</u>
..........