I think it would be 8-3, not 7. 8x - 2x + 5x = (8-5)x + 5x
Step-by-step explanation:








Answer:
The geography of China isolated it from other cultures because there were the Himalayan Mountains, the Tibet-Qinghai Plateau, the Taklimakan Desert, and the Gobi Desert
Isnt it 15?? since theyre all suppose to be the samw
The answer is 7.75. Since there can not be 7.75 days, you can round that to 8 and say that it's almost 8 days. Hope this helps!