Answer:
[tex]J = 1,600[/tex]
Step-by-step explanation:
Step 1: Make an expression
[tex]\frac{J}{-20} = -80[/tex]
Step 2: Multiply both sides by -20
[tex]\frac{J}{-20} * -20 = -80 * -20[/tex]
Answer: [tex]J = 1,600[/tex]
