SOLUTION: 2. Simplify the algebraic expression 7x2 - 4y + 3x2 + 5y + 2 and evaluate it for x = 3, y = 9. Identify the variables, constants, and coefficients in the simplified expression

Algebra ->  Trigonometry-basics -> SOLUTION: 2. Simplify the algebraic expression 7x2 - 4y + 3x2 + 5y + 2 and evaluate it for x = 3, y = 9. Identify the variables, constants, and coefficients in the simplified expression      Log On


   

Question 182919: 2.
Simplify the algebraic expression
7x2 - 4y + 3x2 + 5y + 2
and evaluate it for x = 3, y = 9.
Identify the variables, constants, and coefficients in the simplified expression.
Answer by solver91311(24713) About Me  (Show Source):
You can put this solution on YOUR website!

Simplify the algebraic expression



and evaluate it for x = 3, y = 9.

Combine like terms:



There are three terms:

, variable x, coefficient 10,

, variable y, coefficient 1, and

, the constant term.


Evaluate:



Just do the arithmetic.


John