Answer:

Step-by-step explanation:
we have

Adds the terms
Group terms that contain the same variable

Combine like terms

where

therefore

12x2= $24
24+28+45= $97
So $97 is 100%
So 100%-30% =70% (30% off)
(note: 70% = 70/100 = 0.7)
97 x 0.7 = $67.90
Answer:
there is no picture buddy. add the picture so someone can answer your question
Step-by-step explanation:
Answer:
-44
Step-by-step explanation: