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25 August, 20:47

What properties were used to prove that the expressions 7x + 4 - x - 2 and 6x + 2 are equivalent

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  1. 25 August, 23:17
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    they are equivalent

    Step-by-step explanation:

    for 7x+4-x-2, combine the like terms first. Do 7x-x (x by itself is the same thing as 1x) to get 6x. Then, do 4-2 to get 2. You get 6x+2, which is equivalent to 6x+2.
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