A regular model refrigerator costs $514 and has an estimated annual operating cost of $84. An energy-saving model costs $610 and

Question

3 years ago

8

A regular model refrigerator costs $514 and has an estimated annual operating cost of $84. An energy-saving model costs $610 and

has an estimated annual operating cost of $60. How many years will it take for the total cost of buying and operating each model be the same? PLS HELP (I WILL GIVE BRAINLIEST)

Mathematics

1 answer:

Oksana_A [137] · Answer 1 · 2022-10-21T22:17:57+03:00

Oksana_A [137]3 years ago

4 0

Answer:

4 years

Step-by-step explanation:

514 + 84x = 610 + 60x

514 + 84x - 60x = 610

84x - 60x = 610 - 514

24x = 610 - 514

24x = 96

x = 96 ÷ 24

x = 4

So, the answer is 4 years.

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