The sum of two numbers is 80. Their difference is 10. The bigger number is  Choices:
A) 20  B) 25  C) 30  D) 35  E) 45
X + Y = 80   X - Y = 10   Adding 2X = 90 ==&gt; X = 45 and Y = 80 - 45= 
<gadget id="calculator">80 - 45</gadget>
<output>35</output>
35   Bigger number is X= 45   Answer 45.
<result>E</result>
The sum of two numbers is 80. Their difference is 10. The bigger number is