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Mathematics 8 Online
OpenStudy (anonymous):

See Equation

OpenStudy (anonymous):

\[(3/7)^{2x}=49/9\]

OpenStudy (anonymous):

you can rewrite the left hand side to be \[7^{2} / 3^{2}\]

OpenStudy (anonymous):

Yup! I got that part

Parth (parthkohli):

\(\Large \color{MidnightBlue}{\Rightarrow {49 \over 9} = {7^2 \over 3^2} = ({3 \over 7})^{-2} }\) Now, let's equate the exponents. \(\Large \color{MidnightBlue}{\Rightarrow -2 = 2x }\) \(\Large \color{MidnightBlue}{\Rightarrow x = -1 }\)

OpenStudy (anonymous):

There it is

OpenStudy (anonymous):

What do you use to make your answers look so neat @ParthKohli

OpenStudy (anonymous):

haha, I wonder the same!

Parth (parthkohli):

LaTeX :P

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