Renaldo = <<15=15>>15 km

Ernesto = (1/3) * 15 + 7 = <<(1/3)*15+7=12>>12 km

Total = 15 + 12 = <<27=27>>27 km

Renaldo and Ernesto drove a total of 27 kilometers.

# Answer

27
<|im_start|>system
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<|im_start|>user
Renaldo drove 15 kilometers. Ernesto drove 7 kilometers more than one-third of Renaldo's distance. How many kilometers did the 2 men drive in total?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
27
Renaldo drove 15 kilometers. Ernesto drove 7 kilometers more than one-third of Renaldo's distance. How many kilometers did the 2 men drive in total?
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