Carlson bought land that cost $20 per square meter, therefore the size of the land he bought is 8000/20 = 400.

And the size of the other land he bought is 4000/20 = <<4000/20=200>>200.

Therefore the total size of the land he owns is 400+200+300 = <<400+200+300=900>>900.

# Answer

900
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Carlson bought land that cost $8000 and additional land that cost $4000. He initially owned 300 square meters of land. If the land he bought costs $20 per square meter, how big is his land after buying the new land?
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user
900
Carlson bought land that cost $8000 and additional land that cost $4000. He initially owned 300 square meters of land. If the land he bought costs $20 per square meter, how big is his land after buying the new land?
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