Question 1057297
last summer gary trained 32 more dogs than zina. together they trained 126 dogs. How many dogs did gary train? 
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g - z = 32
g + z = 126
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Add and solve for "g":
2g = 158
g = 79 (# trained by gary)
z = 126 - 79 = 47 (# trained by zina)
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Cheers,
Stan H.
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