An optometrist charges $150 per pair for soft contact lenses and $85 per pair for hard contact lenses. Last week she sold 5 more pairs of soft lenses than hard lenses. If her total sales for pairs of contact lenses last week were $1,455, what was the total number of pairs of contact lenses that she sold? Choose the correct choice from the following
A) 11 B) 13 C) 15 D) 17 E) 19
(x+5)*150 +x*85=1455   =&gt;x=3   total lens=3+(3+5)= 
<gadget id="calculator">3+(3+5)</gadget>
<output>11</output>
11   11nswer 11
<result>A</result>
An optometrist charges $150 per pair for soft contact lenses and $85 per pair for hard contact lenses. Last week she sold 5 more pairs of soft lenses than hard lenses. If her total sales for pairs of contact lenses last week were $1,455, what was the total number of pairs of contact lenses that she sold?