Math, asked by Aaryan25gulatii, 15 days ago

Divide the sum of -8/3 and 12/7 by their difference.​

Answers

Answered by jagruti6551
22

Answer:

The boiler is the most important part of a central heating system. ... A valve opens, gas enters a sealed combustion chamber in the boiler through lots of small jets, and an electric ignition system sets them alight. The gas jets play onto a heat exchanger connected to a pipe carrying cold water.

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