If |x + 10| = 10 what is the sum of all the values of x.
Pick one.
A) 20 B) 40 C) -20 D) 0 E) -40
There will be two cases   x+10= 
<gadget id="calculator">+10</gadget>
<output>10</output>
10 and x+10= -10   Solve for x =&gt; x=10-10=&gt; x=0 or x= -10 - 10 =&gt; x= -20   The sum of both values will be 0 + -20 =-20   Answer is -20
<result>C</result>
If |x + 10| = 10 what is the sum of all the values of x.