For this case, the first thing we must do is define variables.
We have then:
x: number of cubic yards of mulch that first truck can transport
y: number of cubic yards of mulch that second truck can transport
Now we write the expression.
The first truck makes 12 trips to a job site:

The second makes 14 trips:

The difference between the first truck and the second truck is:
Answer:
An expression that represents the difference in the total number of cubic yards that the first truck delivers compared to the second is:
Answer:
a = -b + 10x + 9/ x
Step-by-step explanation:
5(2x+3)−6=ax+b
ax+b=10x+9
ax
+b+−b=10x+9+−b
ax=−b+10x+9
ax/x = -b+10x + 9 /x
hope this helpss!!
B
plz reply for further explanation
Answer:
Step-by-step explanation:
The current world population is 7.9 billion as of July 2021 according to the most recent United Nations estimates elaborated by Worldometer. The term "World Population" refers to the human population (the total number of humans currently living) of the world.
Answer:
(B) -1/5
Step-by-step explanation: