Respuesta :
3.5 ( 2h + 4.5 ) = 57.75
use the distributive property
7h + 15.75 = 57.75
subtract 15.75 from both sides
7h = 42
divide both sides by 7 to isolate the variable
h = 6
use the distributive property
7h + 15.75 = 57.75
subtract 15.75 from both sides
7h = 42
divide both sides by 7 to isolate the variable
h = 6