Combine Like Terms 8y – y – 6 -12x2 + 13x – 9x2 – 11x

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Presentation transcript:

Combine Like Terms 8y – 5 + 12y – 6 -12x2 + 13x – 9x2 – 11x Warm-up Combine Like Terms 8y – 5 + 12y – 6 -12x2 + 13x – 9x2 – 11x 8y + 3 – 17y + 7 20y – 11 -21x2 + 2x -9y + 10

How do we add and subtract polynomials? Algebra I EQ: How do we add and subtract polynomials? Standard: M.ALGI.4.22: Polynomials: Determine/Coefficient M.ALGI.4.13: Polynomials: Add/Subtract

Skills Check

Adding and Subtracting Polynomials

To Find the sum of the polynomial. 1 To Find the sum of the polynomial. 1. Rewrite by dropping the parentheses 2. Then combine like terms 5a2 – 2b2

Find the difference of a polynomials. 1 Find the difference of a polynomials. 1. Rewrite by distributing (-1) correctly 2. Then combine like terms – 5a2 + 2ab – 4b2

Find the sum or the difference of the polynomials. – 2x – 1

Find the sum or the difference of the polynomials. x2 + x – 3

Find the perimeter. 8x + 15

Find the perimeter. 12x + 22

Find the perimeter. 10x + 24

Homework