Jim collects model cars, and he has 301 models total.  Jim has 4 times as many Buicks as Fords, and 3 more than twice the number of Fords than Chevys.  How many Buicks does Jim have?
Let x represent the number of Chevys.
Fords:3+2x.
Buicks:4(3+2x)=12+8x.
Total:x+3+2x+12+8x=301
11x+15=301
11x=286
x=
<gadget id="calculator">26</gadget>
<output>26</output>
26.
Buicks:12+8(26)=220.

<result>220</result>