Answer:
olve for x
cos
(
40
)
=
4
x
Rewrite the equation as
4
x
=
cos
(
40
)
.
4
x
=
cos
(
40
)
Evaluate
cos
(
40
)
.
4
x
=
0.76604444
Find the LCD of the terms in the equation.
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x
Multiply each term in
4
x
=
0.76604444
by
x
to eliminate the fractions.
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4
=
0.76604444
x
Solve the equation.
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x
=
5.22162915
