Answer:
Step-by-step explanation:
The degree of polynomial is the sum of exponents of the variables involved in the expression,hence the given degree is
2+3=5,so 5 is the degree of the polynomial.
Convert mixed numbers to improper fractions:


Answer:
and


Step-by-step explanation:
Let the variables be: x and y
The equations can be modelled as:
and

To solve for x and y, we have:
Make x the subject in 

Substitute
in 


Collect like terms


Divide both sides by 2

Substitute
in 


So, we have:
