183k views
22 votes
Solve for X

-2(5x-5.5) + 8= -9x+2-(-5)

User Cory Nezin
by
8.5k points

1 Answer

6 votes

Answer:

x = 12

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

Algebra I

  • Equality Properties
  • Combining Like Terms

Explanation:

Step 1: Define

-2(5x - 5.5) + 8 = -9x + 2 - (-5)

Step 2: Solve for x

  1. Distribute: -10x + 11 + 8 = -9x + 2 + 5
  2. Combine like terms: -10x + 19 = -9x + 7
  3. Add 10x to both sides: 19 = x + 7
  4. Subtract 7 on both sides: 12 = x
  5. Rewrite: x = 12
User Porschiey
by
7.5k points

No related questions found

Welcome to QAmmunity.org, where you can ask questions and receive answers from other members of our community.

9.4m questions

12.2m answers

Categories