Answer:
k=2/3
Step-by-step explanation:
Step 1:
Step 1 in solving the exponential equations is re-writing the base same as other side of the equation
so,

Step 2:
Second step is equating the exponents
The rule used is:

So in this case

So the solution is:
k=2/3 ..
Answer:
a=4 n=25
Step-by-step explanation:
5a+5=n
(a+n)-4+25
a+n=29
5(4)+5=n
20+5=25
Tim
practices his backhand and his serve at least 2 hours each day this means
X =<
2 ( less than or equal to 2 hrs)
<span>He
works less on his backhand than his serve and practices his serve more than
hour daily. </span>
<span>Y <
1</span>