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Combining like terms 1.7 -inked notes

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October 02, 2012<br />

1.<br />

Use the distributive property to simplify each<br />

expression.<br />

a. 7(j + 2) b. -8(x - 3)<br />

c. - (4 - c) d. - (11 + 2b)<br />

Mental Math<br />

2. How can you express 499 to find the<br />

product of 499 x 5


October 02, 2012<br />

In the expression<br />

4a 2 - 3ab + 2b - 8<br />

a. there are _______ <strong>terms</strong>.<br />

term -<br />

b. the term with no variable is called a __________<br />

c. coefficient -<br />

I


October 02, 2012<br />

Essential Understanding<br />

You can simplify an algebraic expression<br />

by combining the parts of the expression<br />

that are a<strong>like</strong>.<br />

LIKE TERMS<br />

1. 7x + 5x<br />

2. 3a + (-4a)<br />

3. 12x 2 - 5x 2


October 02, 2012<br />

2ab - 5ab 2 - 9a 2 b are not <strong>like</strong> <strong>terms</strong>.<br />

Simplify:<br />

1. 12xy - 3xy 2. 8x 2 + 2x 2<br />

3. 3y - y 4. -7mn 4 - 5mn 4


October 02, 2012<br />

Simplify:<br />

1. 5x - 3 - 3x + 6y + 4<br />

2. -2ab + ab + 9ab - 3ab<br />

Assignment: Worksheet <strong>1.7</strong> G # 44 - 72

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