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Tom had some toy cars 2/5 of them were red. He has 35 more green cars than red cars.
The remaining 15 cars are yellow. How many cars does he have?
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Let x be the number of all toy cars Tom has (the quantity under the problem's question).
Then 2/5 of this amount, or are red cars;
are green cars and 15 cars are yellow.
We add everything together and obtain this equation for the total
+ + 15 = x.
The setup is complete. It is your equation to solve.
To find x, simplify this equation
+ + = x
+ 50 = x
50 = x -
50 =
x = 5*50 = 250.
ANSWER. The total number of toy cars Tom has is 250.
Solved in full.