Q14SIMPLIFY THE EXPRESSION 6ab of2adivided by12x12ab+14a-a

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Q14SIMPLIFY THE EXPRESSION 6ab of2adivided by12x12ab+14a-a

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Ngọc Khuê 5 years 2021-08-04T13:52:57+00:00 1 Answers 16 views 0

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  1. Orla
    0
    2021-08-04T13:54:41+00:00
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    Answer:

    25

    Step-by-step explanation:

    6ab of 2a ÷ 12 × 12ab + 14a – a

    = 6ab * 2a ÷ 12 × 12ab + 14a – a

    = 12a²b ÷ 144ab + 13a

    = 12*a*a*b / 144*a*b + 13*a

    = a/12 + 13*a

    = 1/12 + 13

    = 1/25

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Giải phương trình 1 ẩn: x + 2 - 2(x + 1) = -x . Hỏi x = ? ( )