Math

How do you a equation like:
4x + X +2(42-6)-23 + 5x =81
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2

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  1. Is the whole left side of the equation divided by 2, or just the 4x ?

    Just perform the indicated operations, such as
    2(42-6)-23 = 72 - 23 = 49

    and the answer should become aparent.

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  2. Start w/ the parentheses and go in order: AKA please excuse my dear aunt sally, parentheses, exponents, multiplication, division, addition, subtraction.) It's easy.

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