Half a number plus 7 is 17.What is the number? Choose the correct choice from the following choices
A) 8  B) 9  C) 10  D) 11  E) 20
Let x be the number. Always replace "is" with an equal sign   (1/2)x + 7 = 17   (1/2)x = 17 - 7   (1/2)x = 20   x = 20   correct answer is 20
<result>E</result>
Half a number plus 7 is 17.What is the number?