Question

Find the solution to the equation 64^(3 – x) = 4^(2x).

is the answer x=9/5 ?

Answer 1

\[64^{\left( 3-x \right)}=\left( 4^3 \right)^{\left( 3-x \right)}=4^{3\left( 3-x \right)}=4^{9-3x}\]
now you can solve.

Answer 2

i think you are correct.

Answer 3

oh ok:)

Answer 4

yw