Answer:
4X
a+b+c+d
Step-by-step explanation:
Let the total cost = y
If the price of four binders are the same, then each will cost x dollars.
The total cost will be 4X
If the price are not the same, then total cost will be a+b+c+d
While a, b, c and d represent cost for each book.
Answer:
1/7
Step-by-step explanation:
When 2 lines are perpendicular the gradient of one is the reciprocal of the other :
If the gradient of A was 2 the gradient of B would be 1/2.
If the gradient of a is 7 the gradient of b would be 1/7 .
Hope this helped and have a good day
Answer:
:>>>>>>>>>>>>>>>>>>>
Step-by-step explanation:
lalala
8, 16, 24, 32, 40, 48, 56, 64, 72, 80, 88, 96, 104