Simplest form of 2/10

Abank gives 6.5% interest per year. what is the growth factor b in this situation?

John used linear combination to solve the system of equations shown. he did so by multiplying the first equation by -3 and the second equation by another number to eliminate the x-terms. what number did jonas multiply the second equation by? 4x-6y=23x+5y=11

What is the anwers for 9+2x=5x-3-x