Frank invests $1,000 in simple interest account that pays 8% a year. After a number of years he withdraws his balance of 2,200.How many years was his money invested.

step-by-step explanation:

if x = 2 you have to find x to finish the problem

answer: i don't understand it

step-by-step explanation: sorry

1.3

step-by-step explanation:

3x2=6   9x+6

bring down the 6 on both sides

6+6=12

12= 9x

divide by 9

12/9 =

1.3 =x

-12 > a

step-by-step explanation:

-11 > 1 + a

subtract 1 from each side

-11-1 > 1-1+a

-12 > a