4. Solving Absolute Value Equations
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How many cases do you have after you remove the absolute value?
x=1 and x=- 3/5
lc 5x-1 ≥ 0:5x-1 = 4 & (I) 5x-1 < 0:5x-1 = - 4 & (II)
(I), (II): LHS+1=RHS+1
(I), (II): .LHS /5.=.RHS /5.
x= -3/5
Put minus sign in numerator
5 * a/5= a
Subtract term
|-4|=4
Multiply
Subtract term