Answer:
(85 + 15) is equivalent
Step-by-step explanation:
Not sure what you are asking 100%
Answer:
156 
Step-by-step explanation:
find the areas of all the faces and add them up
area of a rectangle: 
area of a trapezoid: 

the area of the trapezoid is multiplied by 2 because there's a top and bottom
No 1+1 does not equal fish.....I thought so too until I looked it up
The third set is equivalent to
2x + y = 2
2x + y = -2
clearly inconsistent.