SOLUTION: 2(x + 7) + 3x = 12 (given) 2x + 14 + 3x = 12 (?) 5x + 14 = 12 (simplify) 5x = -2 (subtraction) x = - 2/5 (division) What is the missing reason? A) Addition B) Subt

Algebra ->  Linear-equations -> SOLUTION: 2(x + 7) + 3x = 12 (given) 2x + 14 + 3x = 12 (?) 5x + 14 = 12 (simplify) 5x = -2 (subtraction) x = - 2/5 (division) What is the missing reason? A) Addition B) Subt      Log On


   

Question 949269: 2(x + 7) + 3x = 12 (given)
2x + 14 + 3x = 12 (?)
5x + 14 = 12 (simplify)
5x = -2 (subtraction)
x = - 2/5 (division)
What is the missing reason?

A)
Addition
B)
Subtraction
C)
Reflexive Property
D)
Distributive Property
Answer by macston(5194) About Me  (Show Source):
You can put this solution on YOUR website!
ANSWER Distributive property (D)
Used to multiply a single term times two or more terms inside parenthesis.