Answer:
9.20
Step-by-step explanation:
Combine like terms: j + 0.15j = 1.15j
1.15j = 9.20
Solving
1.15j = 9.20
Solving for variable 'j'.
Move all terms containing j to the left, all other terms to the right.
Divide each side by '1.15'.
j = 8
Simplifying
j = 8