7y (4 + 5y) + (3y - 2) (4y - 4)
28y + 35y² + (12y² - 12y - 8y + 8)
28y + 35y² + 12y² - 20y + 8
47y² + 8y + 8
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7y (4 + 5y) + (3y - 2) (4y - 4)
28y + 35y² + (12y² - 12y - 8y + 8)
28y + 35y² + 12y² - 20y + 8
47y² + 8y + 8