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Advanced Algebra 1
SOLVING MULTI-STEP EQUATIONS
Section 1.4
Algebraic EquationsMultiplication with Subtraction
2x – 4 = 8+4+4
2x = 122 2x = 6
Algebraic EquationsMultiplication with Addition
5x + 10 = 80-10-10
5x = 705 5x = 14
Algebraic EquationsMultiplication with Subtraction
-3x – 4 = -82+4+4
-3x = -78-3 -3x = 26
Algebraic EquationsMultiplication with Addition
-2-2
x = 6
x = 18/2 = 9
23(HINT)
Reciprocal
32
32
Algebraic EquationsDivision with Addition
-2-2
= 6
x = 30
x5
(5) (5)
Algebraic Equations
C.L.T.
-20-20
10x = 6010
4x +6x + 20 = 80( )10x + 20 = 80
10
x = 6
Algebraic Equations
C.L.T.
-12-12
5x = 805
3x + 2x + 20 - 8 = 92
5x + 12 = 92
5
x = 16
( ) ( )
Solve:
+6 +6
Solve:
-9 -9
8 8
Algebraic Equations
C.L.T.
6y – 8 = -20
10y – (4y + 8) = -20
10y – 4y – 8 = -20
+8 +8
6y = -12
y = -2