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jasenka [17]
3 years ago
13

Find the equivalent expression. 3+5x−4y+2y−8x

Mathematics
2 answers:
Luba_88 [7]3 years ago
8 0

Answer:

-3x - 2y + 3

General Formulas and Concepts:

<u>Pre-Algebra</u>

Order of Operations: BPEMDAS

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

<u>Algebra I</u>

  • Terms/Coefficients

Step-by-step explanation:

<u>Step 1: Define</u>

3 + 5x - 4y + 2y - 8x

<u>Step 2: Simplify</u>

  1. Combine like terms (x):                    -3x - 4y + 2y + 3
  2. Combine like terms (y):                    -3x - 2y + 3
nexus9112 [7]3 years ago
4 0

Answer:

3+5x−4y+2y−8x is the equivalent ti 3-3x-2y

Step-by-step explanation:

3+5x−4y+2y−8x

3+5x-8x-4y+2y

3-3x-2y

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Answer:

x = -3.5  ± √17/2

or

x =  -1.44, -5,56 to the nearest hundredth.

Step-by-step explanation:

x^2 = –7x – 8

x^2 + 7x + 8 = 0

Using the quadratic formula:

x = [-7 ± √(7^2 - 4*1*8)] / 2

x = -3.5  ± √17/2

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