Respuesta :

1Angel2Got3Brains
step-by-step.

30255.5=a90.75

Step 1: Cross-multiply.

30255.5=a90.75

(3025)*(90.75)=a*(5.5)

274518.75=5.5a

Step 2: Flip the equation.

5.5a=274518.75

Step 3: Divide both sides by 5.5.

5.5a5.5=274518.755.5

a=49912.5