Lindsey bought 2 exercise bands to intensify her workout.  Each band adds an extra 5 pounds of resistance to her workout.  If she doubles up both sets of bands and places them around her legs and picks up a 10-pound dumbbell, how much weight will she squat?
She has 2 exercise bands that are both 5 pounds of resistance so that's 2*5 = 
<gadget id="calculator">2*5</gadget>
<output>10</output>
10 pounds.
She has a pair of 10-pound dumbbells so that's 2*10 = 
<gadget id="calculator">10*2</gadget>
<output>20</output>
20 pounds.
With both the bands and dumbbells, she will squat 10+20 = 
<gadget id="calculator">10+20</gadget>
<output>30</output>
30 pounds.

<result>30</result>