7. find the amount of the payment for the sinking fund. amount needed: $58,000 years until needed: 2 interest rate: 6% interest compounded: semiannually $13,863.74 $8,620.68 $28,155.52 $13,258.22

in the attachment.   i didn't see your choices.   the word which means there is choices.

step-by-step explanation:

(x,y)

x tells you how much left or right you go from the origin

y tells you how much down or up you go from the origin

so for example (-3,2), you go left 3 and up twice. i denoted which of the ordered pairs is which in my graph.