Which step contains a mistake in solving the equation: 3x-7=2+x
Step 1: 2x-7=2
Step 2: 2x=5
Step 3: x=5/2
Responses
Step 1 - should have added x to both sides
Step 1 - should have added x to both sides
Step 2: should have added 7 to both sides
Step 2: should have added 7 to both sides
Step 3: should have divided by 5 on both sides
Step 3: should have divided by 5 on both sides
There is no mistake. This equation was solved correctly.
1 answer
There is a mistake in Step 1, it should have been 3x=9 after adding x to both sides.