Answer:
-40
Step-by-step explanation:
Try rearranging and factoring -8y-2c-2b-8x-2a:
This is equal to -8(x + y) -2(a + b + c).
Since x + y = 7, we have:
-8(7) -2(a + b + c)
and since a + b + c = 8, we end up with:
-56 - 2(8), or
-56 - 16 = -40
Based on the information given, the percentage for the trip earnings rate for class A and B is 80% and 70% respectively.
<h3>How to calculate percentage.</h3>
From the information given, the trip earnings rate for A will be calculated thus:
= 16/20 × 100.
= 80%
The trip earnings rate for B will be calculated thus:
= 14/20 × 100
= 70%
Learn more about percentages on:
brainly.com/question/24304697
Answer:
1 Make sure that the solid and the net have the same number of faces and that the shapes of the faces of the solid match the shapes of the corresponding faces in the net
2Visualize how the net is to be folded to form the solid and make sure that all the sides fit together properly.
20? I’m not for sure maybe look in the book? That’s the answer I got and it was right