Verify by substitution that the root of 5x - 8 = 2x - 2 is x= 2.
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Step-by-step explanation:
Solution
5
x
−
8
=
2
x
−
2
,
x
=
2
LHS
=
5
(
2
)
−
8
=
2
RHS
=
2
(
2
)
−
2
=
2
LHS=RHS
∴
x
=
3
is root
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