Answer:


Step-by-step explanation:
Given:
The given expressions are.

We need to find x and y values.
Solution:
Equation 1⇒
Equation 2⇒ 
First solve the equation 1 for y.
--------(3)
Substitute
in equation 2.

Simplify.



Add 16 both side of the equation.



Divide Numerator and denominator by 5.

Substitute x value in equation 3 and simplify.





.
Therefore, the value of
and
.
Answer:
0.946 liters
Step-by-step explanation:
since the fourth decimal place is below 5, you would not round up the thousandths. also, the thousandths is the third decimal place (tenths, hundredths, thousandths).
21-4 is 17. you now have 17 apples