Let x represent the weight of the chihuahua

Pitbull:3x

Great dane:10+3(3x)=10+9x

Total:x+3x+10+9x=439

13x+10=439

13x=429

x=<<33=33>>33 pounds

Great dane:10+9(33)=307 pounds

# Answer

307
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A chihuahua, pitbull, and great dane weigh a combined weight of 439 pounds. The pitbull weighs 3 times as much as the chihuahua.  The great dane weighs 10 more pounds than triple the pitbull.  How much does the great dane weigh?
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307
A chihuahua, pitbull, and great dane weigh a combined weight of 439 pounds. The pitbull weighs 3 times as much as the chihuahua.  The great dane weighs 10 more pounds than triple the pitbull.  How much does the great dane weigh?
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