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17 May, 16:54

What is the solution to the equation 3 (2x + 5) = 3x + 4x? a x = 4 b x = 5 c x = 15 d x = 0

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  1. 17 May, 19:45
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    x = 15 so the c) is right

    Step-by-step explanation:

    We can do it like:

    3 (2x + 5) = 3x + 4x

    or 6x + 15 = 7x

    -6x + 6x + 15 = - 6x + 7x

    or 15 = x

    The solution is 15

    Hope you understand it.
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