my lights are buring some of my leafs ? its like sport burn

what can i do. should i lower the watts am using. i have 2 x 48 w 5000k 1 x 26 2 x grow lux tubes 18 w .....

dont have know first time grow box......

i have put a plant i stated out side an moved in indoor to see what would happen

i have some starting up in there....
 
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