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16 July, 04:26

What is - 2 (a+b) = - 2a - 2b

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  1. 16 July, 04:39
    0
    -2 (a+b) = -2a-2b

    Equation is alway true

    Rearrange:

    Rearrange the equation by subtracting what is to the right of the equal sign from both sides of the equation:

    -2 * (a+b) - (-2*a-2*b) = 0

    Step by step solution:

    Step 1:

    Equation at the end of step 1:

    (0 - 2 • (a + b)) - (-2a - 2b) = 0

    Step 2:

    Equation at the end of step 2:

    0 = 0

    Step 3:

    Equations which are always true:

    3.1 Solve 0 = 0This equation is a tautology (Something which is always true)

    Equation is alway true
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