Answer:
b,,,,,d
Step-by-step explanation:
number of bags times how much it carries so the result equals kg hold
so we must the number 10 always so substitute in each equation to get the number 10
The summation of negative 5 n minus 1, from n equals 3 to 12 can be
expressed as
n = 3/12
substitute the value of n to the equatio
-5n – 1
-5( 3/12 ) -1
-9/4
Answer:

Step-by-step explanation:












Answer:820
Step-by-step explanation:
4 1 • 4 b = ?
b = 5
Put value of b
= 41 x 4 (5)
= 41 x 20
= 820