Solve 4/5+5/6+7/2=
pleas need this answer

Simplify 5 square root of 7 end root plus 12 square root of 6 end root minus 10 square root of 7 end root minus 5 square root of 6 . (1 point) 5 square root of 14 end root minus 7 square root of 12 5 square root of 7 end root minus 7 square root of 6 7 square root of 12 end root minus 5 square root of 14 7 square root of 6 end root minus 5 square root of 7

What could explain what happened when the time was equal to 120 minutes

Ill mark the brainliest if you me with the these three questions 7,8,9