Discover the best answers at Westonci.ca, where experts share their insights and knowledge with you. Discover a wealth of knowledge from experts across different disciplines on our comprehensive Q&A platform. Connect with a community of professionals ready to help you find accurate solutions to your questions quickly and efficiently.

12. Alexa solves an equation using the steps below as her first three steps. Step 1: 3(x - 4) = x + 8 Step 2: 3x - 12 = x + 8 Step 3: 2x – 12 = 8 Which operation did Alexa use on both sides of the equation to go from Step 2 to Step 3? A subtracted 8 B subtracted x C added 2x D added 12​

Sagot :

Answer:

B. Subtracted x

Step-by-step explanation:

Esther

Answer:

b) She subtracted x from both sides

Step-by-step explanation:

Step 1: 3(x - 4) = x + 8

Step 2: 3x - 12 = x + 8

Step 3: 2x – 12 = 8

3(x - 4) = x + 8

3x - 12 = x + 8

- x        - x (here, she subtracted x from both sides)

2x - 12 = 8

Hope this helps!