Robert Alain was the first to do that. Back in 1973 he was the one who figured everything out..Basically what we have as of now
Answer:
It produced agricultural surpluses
Explanation:
It differs 69 because it just does
Combine like terms
3x + 3 + 2
The two like terms in this equation are 3 and 2
3 + 2 = 5
bring down the 3x
3x + 5
Hope this helps !