Use logarithms to solve the equation.
5
x
+
2
=
7
2
x
−
2
\displaystyle {5}^{{{x}+{2}}}={7}^{{{2}{x}-{2}}}
5
x
+
2
=
7
2
x
−
2
x
=
\displaystyle {x}=
x
=
Preview
Question 6
Submit
Try a similar question
License
[more..]
\displaystyle
Enter your answer as a number (like 5, -3, 2.2172) or as a calculation (like 5/3, 2^3, 5+4)
Enter DNE for Does Not Exist, oo for Infinity