Answer:
220 10 4
Step-by-step explanation:
Answer:
2n - 1
Step-by-step explanation:
you add the 2 <em>ns to get 2n then you add the 1 to the equation to make </em>
<em> </em><em>2n - 1</em>
It will be 57 because if 9 are nickles in the rest are pennies
Answer:6x+6... not sure
Step-by-step explanation:
Sry if I’m wrong
Answer:
27
Step-by-step explanation:
3^-9/ 3^-12
Simply change the division into multiplication. The denominator will become numerator. We are doing so because the base are same.
3^-9 * 3^12
Negative sign of power 12 become positive
Add the powers because the base is same.
3^-9+12
3^3
3^3 means multiply 3 three times
3*3*3
=27....
