Karissa begins to solve the equation . her work is correct and is shown below.
three lines of math. the first line, startfraction one-half endfraction left-parenthesis x minus 14 right-parenthesis plus 11 equals startfraction one-half endfraction x minus left-parenthesis x minus 4 right-parenthesis. the second line, startfraction one-half endfraction x minus 7 plus 11 equals startfraction one-half endfraction x minus x plus 4. the third line startfraction one-half endfraction x plus 4 equals negative startfraction one-half endfraction x plus 4.
when she subtracts 4 from both sides, results. what is the value of ?
–1
–
0