Answer:
[tex] \boxed{ \bold{ \huge{ \boxed{ \sf{g = 13.2}}}}}[/tex]
Step-by-step explanation:
[tex] \sf{g - 4.9 = 8.3}[/tex]
Move 4.9 to right hand side and change it's sign
[tex] \longrightarrow{ \sf{g = 8.3 + 4.9}}[/tex]
Add
[tex] \longrightarrow{ \sf{g = 13.2}}[/tex]
Hope I helped!
Best regards! :D