Question

Solve. 7^x - 5 = 7^4x + 7


x = -4
x =-12/5
x = 2/3
x = 4

Answer 1

on the right side, is X exponent too or only 4 ?

Answer 2

4x+7 ..all of it is an exponent
.

Answer 3

how about the left side ?

Answer 4

x-5 is the exponent

Answer 5

\[\LARGE 7^{x-5}=7^{4x+7} \quad \quad \Longrightarrow x-5=4x+7\] can you do it now ? :)

Answer 6

x-5=4x+7 start from here..