Combining Like Terms Vocabulary In a term with

Combining Like Terms

Vocabulary � In a term with a number and a variable, the number is called the coefficient. Example: 2 X + 4 Y 3 Which number is the coefficient of X?

Vocabulary �Like terms have the same variable raised to the same power. Example: 5 X and -4 X 2 Y 2 and Y 2

Like Terms 3 X 2 +4 X+8 -7 x 2 3 X 2 and -7 x 2 are like terms. Name the like terms in the expression. -2 Y 2 +5 X-3+1 x

Combine Like Terms � First identify the like terms. 8 X 2 -2 X+5 X-4 � Next combine them. 8 X 2+3 X-4

Let’s see what we have learned! Question 1 Question 2 Question 3 Question 4 Question 5 Question 6 Question 7 Question 8 Question 9 Question 10 Question 11 Question 12 Question 13 Question 14 Question 15 Question 16

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Combine the Like Terms and Simplify � Question 1 15 X+(-4 X) A. B. C. D. 19 X -11 X 15 X+(-4 X)

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Combine the Like Terms and Simplify � Question -12 Y+5 Y A. -7 Y B. 7 Y C. -17 Y D. 17 Y 2

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Combine the Like Terms and Simplify � Question -8 b-9 b A. -1 b B. 17 b C. -17 b D. 1 b 3

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Combine the Like Terms and Simplify � Question 5 -X+2 A. 7 B. -7 C. 7+X D. 7 -X 4

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Combine the Like Terms and Simplify � Question -3+Y+7 A. -4 Y B. 4+Y C. -3 Y+7 D. 7 Y+3 5

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Combine the Like Terms and Simplify � Question 4+a+a A. B. C. D. 4 a 4 a 2 4+2 a 4 a+a 6

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Combine the Like Terms and Simplify � Question 7 1. 3 t - 2. 1 t A. -3. 4 t B. -0. 8 t C. 3. 4 t D. 0. 8 t

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Combine the Like Terms and Simplify � Question 8 7 w+(-2 w) A. B. C. D. 5 w 9 w 9 w 2 5 w 2

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Combine the Like Terms and Simplify � Question 9 107 a-208 a A. -101 a B. 101 a 2 C. 315 a D. -315 a

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Combine the Like Terms and Simplify � Question 3 X 2+2 X 2 -7 A. B. C. D. 12 X 2 5 X 2+7 5 X 2 -7 -2 X 2 10

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Combine the Like Terms and Simplify � Question 11 9 X 3 -4 X 3 -2 A. 13 X 3 -2 B. 5 X 3 -2 C. -5 X 3+2 D. 3 x 3

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Combine the Like Terms and Simplify � Question 8 b+5 -3 b A. B. C. D. 10 b 16 b 5 b+5 5 b-5 12

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Combine the Like Terms and � Question 13 8 t 2 -2 t+5 t-4 A. B. C. D. 7 t 11 t-4 8 t 2+3 t-4 8 t 2+7 t-4 Simplify

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Combine the Like Terms and � Question 14 -6 w-12 -3 w+2 X A. B. C. D. -19 w. X -21 w+2 X -9 w+2 x-12 -9 w-10 Simplify

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Combine the Like Terms � Question 15 4 X+6 Y-3 Y-7 A. B. C. D. 4 X+3 Y-7 0 20 XY 4 X+9 Y-7

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Combine the Like Terms � Question 16 -6 -3 X 2+3 Y+7 A. X 2 Y B. -3 X 2+3 Y+1 C. 3 X 2+3 Y+1 D. -3 X 2+3 Y-13