Combine like terms to create an equivalent expression. Enter any coefficients as simplified proper or improper fractions or integers.

  1 -9/7n

Step-by-step explanation:

the answer is:

the answer is:

to solve the problem, we need to remember the quotient of power property, it's defined by the following relation:

if we have a quotienf of powers that have the same base, we need to keep the same base and subtract the exponent of the denominator power to the exponent of the numerator power.

so, we are given the expression:

then, calculating we have:

hence, the answer is:

have a nice day!

2 over 5 and 4 over 15

don’t know last one sorry

step-by-step explanation: