Answer:
Step-by-step explanation:
we know that
represent the
so
by proportion
Find how much percentage represent
its 14n+21. 7×2n is 14n, and 3×7 is 21
27/77
I hope this is correct
Have a good Day!
32
n + 3m
It will become 1/2 * 2n + 1/2 * 6m = n + 3n
the answer is negative 1