Question

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

Answer 1

try and rewrite this such that you get something like:\[a^b=a^c\]

Answer 2

once you get it into this form then you can simply assert that:\[b=c\]

Answer 3

so look at the two numbers you have: 64 and 4

Answer 4

can you see how to represent 64 as 4 to the power of something?

Answer 5

what is \(4\times4\)?

Answer 6

Please ask questions if you do not understand - otherwise it is very difficult to help

Answer 7

I understand it. I got that x=9

Answer 8

gr8!