Who were the 3 Yorozuya who were known as the great warriors in the Edo time period? This is Japanese history, so id you don't know- then don't answer. Also- please hurry!

for this case we have the following equation:

we apply distributive property to the terms within parentheses.

subtracting 2 on both sides of the equation:

worldwide, 780 million people do not have access to an improved water source. an estimated 2.5 billion people lack access to improved sanitation (more than 35% of the world's population)

this is a good question! i'll do some research and come back when i have the answer!