Question

The incomplete work of a student to solve an equation is shown below:

Step 1: 3x + 12 = 3
Step 2: ?
Step 3: x = −9 ÷ 3
Step 4: x = −3

What is the missing Step 2?

3x = 9
3x = 15
3x = −9
3x = −15

Answer 1

u subtract 12 from both sides :)

Answer 2

i thought that too, but its not an answer choice... :,(

Answer 3

they didnt put it directly hehe ;)
it would be
3x= 3-12
whats 3-12?

Answer 4

- 9

Answer 5

so it would be?

Answer 6

so its 3x=-9

Answer 7

yes, nice job c:

Answer 8

thanks(:

Answer 9

anytime :3