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SOLVING MULTI-STEP EQUATIONS
SECTION 3.4
23x  34  23 12x  7 x
How to Solve Multi-step Equations:
variable
Step 1: Arrange the equation so that all terms with a _____________ are on
numbers are on the other side.
one side and all ____________
Remember, anytime a term is switched from one side of the equation to the
other it changes its _________.
sign
like __________.
terms
Step 2: Simplify each side of the equation by combining ______
Undo any operations on the variable.
Step 3: _________
Example 1: Solve each equation. Check your solution.
a.
4x  2  3x  4
2
3x
x6
b.
4
24  2  18  4
22  22
2x  5  6x  4
5
6x
_____
4x _____
1
4
4  6   2  3
4
1
x
4
1
2   5  6
4 2
6
4
5 
4
4
4
1
1
5 1  4
2
2
1
1
5 5
2
2
C.
5 x  2  3x
2
3x
2_____
x  _____
2
2
2
x  1