1. slots
A B C D
E. Solve the 2 step equation:
-2x + 8 = 50

2. Date: 10.16.17 Content: + - linear expressions

3. Terms in an algebraic expression are separated by addition or subtraction signs.
How many terms are in this expression?
So, what are like terms?
Like terms are terms that look alike.

4. YIP: Combine like terms.
E. 4m + 9n – 2
4m + 9n – 2
No like terms.
F. 5m – 7m – 8 + 4
-2m – 4

5. Remember, to simplify an expression means to perform all possible operations, including combining like terms.
YIP  simplify means solve!

6. A term is a 1) number, 2) variable, or
3) a product / quotient of numbers and variables.
Example 5 m
2x2

7. the numerical part of the term.
The coefficient is
the numerical part of the term.
Examples
1) 4a 4
2) y2 1 3)

8. Are these like terms? 1) 13k, 22k Yes, the variables are the same.
2) 5ab, 4ba
Yes, the order of the variables doesn’t matter.
3) x3y, xy3
No, the exponents are on different variables.

9. If a triangle has sides 3x - 2, 5 - x and 2x - 5, what is the perimeter of the triangle?
Answer Now

10. notes

11. EXIT TIX: Which of the following is the simplified form of a + 3a - 4(9 - a) ?
-36
3a - 36
8a - 36
8a + 36
Answer Now