No -- other factors will influence whether your happy or not. Saying that is true is inductive reasoning, which is prone to error
The answer I believe is c
Answer:
C) -8 + 3a + 10 -a = 2a + 2
Step-by-step explanation:
a)
Dimensions: 7.5m x 4.5m
Cost , x= $14.17/m^2.
The area of the rectangular room can be calculated as,

Now, the cost of carpeting the rectangular room is,

Therefore, the cost of carpeting the room with dimensions 7.5m x 4.5m is $478.24.
b)
Dimensions: 17 yd. x 12 yd.
Cost, x= $25/yd^2.
The area of the rectangular room can be calculated as,

Now, the cost of carpeting the rectangular room is,

Therefore, the cost of carpeting the room with dimensions 17 yd. x 12 yd is $5100.
A dozen eggs is 12 eggs. each one weighs 3.5 grams, so 12 x 3.5 = 42 grams