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24 votes
What is y equal to when x = 8
y=-3x - 1

2 Answers

4 votes
Answer:y= -25

Explanation: you put 8 into the equation so it would look like y=-3(8)-1 then you solve it
User JohnUopini
by
4.6k points
1 vote

Answer:

y = -25

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

Explanation:

Step 1: Define

y = -3x - 1

x = 8

Step 2: Evaluate

  1. Substitute in x: y = -3(8) - 1
  2. Multiply: y = -24 - 1
  3. Subtract: y = -25
User Franco
by
4.0k points