Download 4-2

Date ________________
Lesson 4-2: Simplifying Each Side of an Equation
p.122-128
Like and Unlike Terms
Like terms or similar terms
Ex 1|
Unlike terms
Ex 2|
Ex 3|
9x  2x
Ex 5|
2x  3x  4  6
Ex 4|
16d  3d
CHECK
493689951, p. 1
Date ________________
Ex 6|
27x  3x  4  6
CHECK
Ex 7|
x  12  x   38
CHECK
Ex 8|
3
8  4x   1 6x  3  9
4
3
CHECK
493689951, p. 2
Date ________________
Representing Two Numbers with the Same Variable
If the sum of two numbers is 12 and one of the numbers is 5, then the
other number is 12 - 5 or ____.
If the sum of two numbers is 12 and one of the numbers is 9, then the
other number is _______ or ____.
If the sum of two numbers is 12 and one of the numbers is x, then the
other number is _______.
Ex 9| The sum of two numbers is 43. The larger number minus the smaller
number is 5. Find the numbers.
Facts of Ex 9:
*
*
HW: p.127/3-28 3’s
493689951, p. 3