Answer:
Sue of estimates = 6200
Step-by-step explanation:
can be estimated as 
which is 
Similarly 
can be estimated as 
which is 
∴ Sum of estimates = 
5x-3=21-x
6x=24
X=4
You simply have to isolate the variable and then divide by 6 so that x is completely alone.
X+Y+Z=2+(-3)+(-4)=-5
That's your answer, lovely~
Answer:
A
Step-by-step explanation:
the plant will increase because no grasshopper will be present to eat them without the grasshopper the mice cannot eat so the mice population will decrease....
Answer:
Infinitely
Step-by-step explanation:
Hi,
Both sides of the equation are equal to each other, this means they're the exact same line and overlap. This is infinitely many solutions.
Hope this helps :)
