Respuesta :

Answer:

128.7

Step-by-step explanation:

81.90 ÷ 7  = 11.7

11.7 x 11 = 128.7

Answer:

7 - 81.90 = 74

minus 11 = $85 for 11 calculators

Step-by-step explanation:

I don't really know if this is right, but i think it is...