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17 votes
HELPP!!
Solve for x: -2x + 5 < 7
Ox>-1
Oxx-1
Ox= -6
Ox<-6

2 Answers

8 votes
  • -2x+5<7

Take 5 right

  • -2x<7-5
  • -2x<2

Multiply negative

  • 2x>-2
  • x>-1
User Jcwayne
by
4.4k points
6 votes

Answer:

x > -1

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

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtraction Property of Equality

Terms/Coefficients

Explanation:

Step 1: Define

Identify.

-2x + 5 < 7

Step 2: Solve for x

  1. [Subtraction Property of Equality] Subtract 5 on both sides: -2x < 2
  2. [Division Property of Equality] Divide -2 on both sides: x > -1
User Yshahak
by
4.7k points