Simplify 9 + 2 [8 − (1)4]. 1. −5 2. 23 3. 17 4. 77

Question

Simplify 9 + 2 [8 − (1)4].
1. −5
2. 23
3. 17
4. 77

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RuslanHeatt 6 months 2021-07-21T01:50:49+00:00 1 Answers 5 views 0

Answers ( )

    0
    2021-07-21T01:52:33+00:00

    The answer is 17

    1.mutiply 1 and 4 in the brackets
    2.subtract 8 and 4=4
    3.multiply 2 and 4=8
    4.8+9=17
    To help use the Rule GEMDAS
    G=Grouping
    E=Exponents
    M=Multiply
    D=Divide
    A=Addition
    S=Subtract

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