Answer:
j = 3 or j = -13
Step-by-step explanation:
Step 1:
Subtract 11 from both sides
[tex]j^{2}[/tex]+10j-28-11=11-11
[tex]j^{2}[/tex]+10j-39=0
Step 2:
Factor Left side of equation
(j-3)(j+13)=0
Step 3:
Set Factors equal to 0
j-3=0 or j+13=0
j=3 or j=-13
