SOLUTION: (5x+3)(x+7)

Question 82319This question is from textbook algebra
: (5x+3)(x+7) This question is from textbook algebra

Answer by checkley75(3666) (Show Source): You can put this solution on YOUR website!
YOU NEED TO BREAK THESE TYPE OF PROBLEMS INTO 2 PARTS THUS:
X(5X+3)=5X^2+3X
7(5X+3)=35X+21
NOW WE NEED TO ADD THESE TWO PIECES.
5X^2+3X+35X+21
5X^2+38X+21
-----------------------------------------------------
5X+3
X+7
--------------------
5X^2+3X+35X+21 NOW COMBINE LIKE TERMS
5X^2+38X+21
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