a long-distance telephone call costs $1.65 for the first 3 minutes and $0.42 for each additional minute. how much will a 23-minute call cost

About $43.69.

Step-by-step explanation:

1.65+0.42t=20 you minus the 3 minutes from the 23 minutes because those are paid for by the 1.65. Then for every extra minute, you pay 42 cents.

1.65+0.42t=20

Subtract the 1.65

0.42t=18.35

t≈43.69

answer: just subtact the units and then add the non negative : happy to

step-by-step explanation:

there is no question content here, but you for the free points! : d