SOLUTION: Solve for x: {{{sqrt (7x) -sqrt (3x) =4}}}
Algebra
.Com
Question 1113650
:
Solve for x:
Found 2 solutions by
josgarithmetic, ikleyn
:
Answer by
josgarithmetic(39627)
(
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or
Answer by
ikleyn(52864)
(
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put this solution on YOUR website!
.
-
=
.
=
=
= rationalize the fraction =
.
=
=
=
====> x =
=
=
= 19.165 (approximately).
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