Use distributive property to solve the problem below:
Maria bought 12 notebooks and 6 pens costing 2 dollars each.How much did Maria pay?
Select the correct option:
A) 30 dollars
B) 36 dollars
C) 50 dollars
D) 60 dollars
E) 70 dollars
Solution   2 × (12 + 6) = 2 × 12 + 2 × 6 = 24 + 12= 
<gadget id="calculator">24 + 12</gadget>
<output>36</output>
36 dollars   Answer 36 dollars
<result>B</result>
Use distributive property to solve the problem below:
Maria bought 12 notebooks and 6 pens costing 2 dollars each.How much did Maria pay?