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21 votes
Solve system by using substitution show all work please quickly

x + y = 2
y = 5

User Nowaq
by
6.4k points

1 Answer

5 votes

Answer:

(-3, 5)

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

Equality Properties

  • Multiplication Property of Equality
  • Division Property of Equality
  • Addition Property of Equality
  • Subtract Property of Equality

Explanation:

Step 1: Define Systems

x + y = 2

y = 5

Step 2: Solve for x

  1. Substitute in y: x + 5 = 2
  2. Isolate x term: x = -3
User Phocks
by
5.2k points