Answer:

Standard form comes from thelargest exponent to the least from left to right.
Explanation:
FIRST Step: Get rid of the parentheses and combine like terms:

=

Step 2: Group all the terms in the left and right depending on their variables.
=

Step 3: Now, combine like terms


Step 4: Add and subtract the constants:
=

Step 5: Put the equation in standard form:

Or the above equation can be expressed as this below:

4 is the degree and 1 is the leading coefficient.