The answer should be 6 I.e 6^1 as with indices rules you need to subtract the powers (-3-(-4)) which equals 1
One fifth is the same as
and 15 is the same as
So just times across,
×
Resulting in(1 x 15= 15, and 5 x 1= 5),
If you need/want to reduce it, divide both numbers by 5. Leaving you with the simplified answer of
or 3. Either answer works. :)
If you have any questions, just comment them down below :)
Since Sarah’s age is 2x of Bob’s age (which is 42) Sarah is 84.
Answer:
96ft
Step-by-step explanation:
length=x+2
width=x
x+2*x=288
3x=288
x=96