4 power x−1 x (0.5) power 3−2x =(1/8) power −x
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Answer:
4
x−1
×(0.5)
3−2x
=(
8
1
)
−x
⇒(2
2
)
x−1
×(
2
1
)
3−2x
=(
2
3
1
)
−x
⇒2
2x−2
×2
2x−3
=(2
−3
)
−x
⇒2
2x−2+2x−3
=2
3x
⇒2
4x−5
=2
3x
⇒4x−5=3x
⇒4x−3x=5
⇒x=5
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