Answer:
Answer: x = –2 and x = 7
Step-by-step explanation:
Step:6x+12y-6z+7x+7y-28z
Answer:13x+19y-34z
Option: step 2.
Because the student divided only the right side by 2. If you divide one side by a number you have to do the same with the other side to maintain the equality.
Answer:
Divide 24 24 by 8 8 . a4= ...
Step-by-step explanation: