Asked by Syam
Absolute value equation
|1-X| = 2X-5
|1-X| = 2X-5
Answers
Answered by
Reiny
case 1:
1-x = 2x-5
-3x = -6
x = 2
case 2:
-1+x = 2x-5
-x = -4
x = 4
x = 2 or x = 4
but by definition of absolute value,
2x-5 ≥ 0
2x ≥5
x ≥ 5/2
so x = 4
1-x = 2x-5
-3x = -6
x = 2
case 2:
-1+x = 2x-5
-x = -4
x = 4
x = 2 or x = 4
but by definition of absolute value,
2x-5 ≥ 0
2x ≥5
x ≥ 5/2
so x = 4
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