I Need the answer pleaseee.
Below are the steps to solve an equation:

Step 1: |x − 4| + 1 = 8
Step 2: |x − 4| = 8 − 1
Step 3: |x − 4| = 7

Which of the following is a correct next step to solve the equation?
x − 4 = −7
x + 4 = −7
−x − 4 = 7
x + 4 = 7

Question

I Need the answer pleaseee.
Below are the steps to solve an equation:

Step 1: |x − 4| + 1 = 8
Step 2: |x − 4| = 8 − 1
Step 3: |x − 4| = 7

Which of the following is a correct next step to solve the equation?
x − 4 = −7 
x + 4 = −7 
−x − 4 = 7 
x + 4 = 7

welshfella · Answer

the expression that's in the vertical lines can be negative or positive,
The vertical lines mean the absolute value ( always positive)

welshfella · Answer

so we can write x - 4 = 7  or x -4 = -7

welshfella · Answer

so which of the 3 options do you think is correct?

welshfella · Answer

* 4 options

anonymous · Answer

so the answer is A?

anonymous · Answer

i meant B, sorry

welshfella · Answer

one of the equations in my second post is also one of the options

welshfella · Answer

you were right first time  it A 
 x - 4 = -7

welshfella · Answer

it cant be x + 4  as its x - 4 in the brackets

anonymous · Answer

okay thanks

welshfella · Answer

yw