Question

Solve for x: |2x + 6| - 4 = 20

Answer 1

move -4 to other side first

Answer 2

oh sorry i forgot these

Answer 3

1) x = 9 and x = 11
2) x = -9 and x = 15
3) x = 9 and x = -15
4) No solution

Answer 4

| 2x + 6 | - 4 = 20 --- add 4 to both sides
| 2x + 6 | = 20 + 4
| 2x + 6 | = 24

2x + 6 = 24
2x = 24 - 6
2x = 18
x = 9

-(2x + 6) = 24
-2x - 6 = 24
-2x = 24 + 6
-2x = 30
x = -15

x = 9 and x = -15

Answer 5

oh i keep forgetting to change the sign omg! thanks for the help

Answer 6

no problem....you got to remember about the sign