SOLUTION: Solve for x: 4x + 12 = 8 (given) 4x = -4 (subtraction) x = -1 What is the reason for the last step in the argument? A) division Eliminate B) addition C) su

Algebra ->  Expressions-with-variables -> SOLUTION: Solve for x: 4x + 12 = 8 (given) 4x = -4 (subtraction) x = -1 What is the reason for the last step in the argument? A) division Eliminate B) addition C) su      Log On


   

Question 949167: Solve for x:
4x + 12 = 8 (given)
4x = -4 (subtraction)
x = -1
What is the reason for the last step in the argument?
A)
division
Eliminate
B)
addition
C)
subtraction
D)
symmetric property
Found 2 solutions by rothauserc, MathLover1:
Answer by rothauserc(4718) About Me  (Show Source):
You can put this solution on YOUR website!
the last step is division by 4, therefore
the answer is A

Answer by MathLover1(20850) About Me  (Show Source):
You can put this solution on YOUR website!

x+=+-1 this comes as a result if you both sides divide 4x=-4 by 4
4x%2F4=-4%2F4=> x=-1
so, the reason for the last step in the argument is:
A)
division
Eliminate