A person invests 5000 dollars in a bank. The bank pays 4.25% interest compounded quarterly. to the nearest tenth of a year ,how long must the person leave the money in the bank until it reaches 10200 dollars?

step-by-step explanation:

we are given

since, we have to isolate x on anyone side

so, we can move all x terms on one side

subtract both sides by 2x

add both sides by 9

divide both sides by 4

we get

im pretty sure its

(8,15)

step-by-step explanation:

or

step-by-step explanation:

we need to solve for 'x' the following equation:  

we have that:

⇒

⇒ ⇒

factorizing, we get that:

  ⇒

then, the solutions are: or

nothing extraneous has been found!