Question Progress Homework PIOS 8/23 Marks a) Find the value of 3x – 2 when x = 4 b) Find the value of 5x + 6 when x

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Question Progress
Homework PIOS
8/23 Marks
a) Find the value of 3x – 2 when x = 4
b) Find the value of 5x + 6 when x = -2

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Nho 3 years 2021-08-17T18:31:42+00:00 2 Answers 9 views 0

Answers ( )

    0
    2021-08-17T18:32:45+00:00

    Answer:

    3x-2=10

    5x+6=-4

    Step-by-step explanation:

    hope it helpef

    0
    2021-08-17T18:33:30+00:00

    Answer:

    substitution

    Step-by-step explanation:

    a)3(4)-2

    12-2=10

    b)5(-2)+6

    -10+6= -4

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