Question

Solve.|2x + 4| - 5 = 6

Answer 1

Add 5 to both sides first.

Answer 2

2x+4=9

Answer 3

^Correct. Adding 5 to both sides, you have |2x+4|-5+5=6+5

Answer 4

|2x+4|=11
2x+4=11 Or -2x-4=11

Answer 5

then divide by 2?

Answer 6

2x=7, i.e. x=3.5

-2x=11+4=15
i.e. x=-7.5

Answer 7

but what do i do with the 4

Answer 8

Take it to the other side of the equation (as I did in both cases)

Answer 9

so 2x=7

Answer 10

x=3.5 okay got it! thanks!