evaluate the expression when x= -3 and y=3 y-8x​

Question

evaluate the expression when x= -3 and y=3
y-8x​

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Dâu 4 years 2021-07-29T03:11:15+00:00 2 Answers 8 views 0

Answers ( )

  1. huyenthanh
    0
    2021-07-29T03:12:47+00:00
    Reply

    \huge\textsf{Hey there!}

    \large\textsf{y - 8x}\\\\\large\textsf{= 3 - 8(-3)}\\\\\large\textsf{8(-3) = \bf -24}\\\\\large\textsf{= 3 - \bf 24}\\\\\large\textsf{= \bf 27}\\\\\boxed{\boxed{\large\textsf{\huge\textsf{Answer: \bf 27}}}}\huge\checkmark\\\\\\\\\large\textsf{Good luck on your assignment and enjoy your day!}\\\\\\\\\\\frak{Amphitrite1040:)}

  2. Helga
    0
    2021-07-29T03:12:53+00:00
    Reply

    Answer:

    27

    General Formulas and Concepts:

    Pre-Algebra

    Order of Operations: BPEMDAS

    1. Brackets
    2. Parenthesis
    3. Exponents
    4. Multiplication
    5. Division
    6. Addition
    7. Subtraction
    • Left to Right

    Step-by-step explanation:

    Step 1: Define

    Identify

    x = -3

    y = 3

    y – 8x

    Step 2: Evaluate

    1. Substitute in variables:                                                                                     3 – 8(-3)
    2. Multiply:                                                                                                             3 + 24
    3. Add:                                                                                                                   27

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