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what is y = -2x +4, x =3.5​

Sagot :

Spaceidn

Answer:

(3.5, -3)

or

y = -3

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

y = -2x + 4

x = 3.5

Step 2: Evaluate

  1. Substitute in x:                    y = -2(3.5) + 4
  2. Multiply:                               y = -7 + 4
  3. Add:                                     y = -3
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