Essay 5 paragraph about the causes of the ozone depletion​

Explanation:

chlorofluorocarbons or CFCs are the main causes of the ozone depletion these these are released by solvents, spray aerosols, refrigerator, air conditioners etc. the the molecules of chlorofluorocarbons in the stratosphere are broken down by the ultraviolet radiations and and released chloride atoms

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substitute y = 2x - 4 to x + 2y = 12:

x + 2(2x - 4) = 12     use distributive property

x + (2)(2x) + () = 12

x + 4x - 8 = 12     add 8 to both sides

5x = 20     divide both sides by 5

x = 4

put the value of x to the first equation:

y = 2(4) - 4

y = 8 - 4

y = 4