Use distributive property to solve the problem below:
Maria bought 10 notebooks and 7 pens costing 2 dollars each.How much did Maria pay?
Choose the correct choice
A) 34 dollars  B) 40 dollars  C) 50 dollars  D) 60 dollars  E) 70 dollars
Solution   2 × (10 + 7) = 2 × 10 + 2 × 7 = 20 + 14= 
<gadget id="calculator">20 + 14</gadget>
<output>34</output>
34 dollars   34 dollarsnswer 34 dollars
<result>A</result>
Use distributive property to solve the problem below:
Maria bought 10 notebooks and 7 pens costing 2 dollars each.How much did Maria pay?