Lashonda invested $400 in a fund for 3 years and was paid simple interest. The total interest that she received on the investment was $96. As a percentage, what was the annual interest rate of her investment?

y=-2.5x+12.5

step-by-step explanation:

5y=2x+10

y=0.4x+2

slope=-2.5

5=-2.5*3+b

b=12.5

if im not mistaking its

step-by-step explanation:  

answer: no

step-by-step explanation: because the big angle will spread away the 2 side that it is on and make the opposite side even longer.