7-1 Additional Practice Adding And Subtracting Polynomials Answer Key //top\\ Jun 2026

That’s normal. Publishers update numbers annually. Focus on the (e.g., Problem 5 is always a simple subtraction). Use our method—distribute the negative, combine like terms.

Ms. Kellar walked back in. “Time’s up. Pass your papers forward.” That’s normal

The subtraction was the worst. His friend Mia had whispered, “Just distribute the minus sign, Leo. Like a negative love letter.” But Leo kept forgetting to flip the last sign. “Just distribute the minus sign

For example, $3x^2 - 5x + 2$ is a polynomial. That’s normal