Which line show the first error in the solution? 3(x−2)=18 (1)

3x−6=18 (2)

3x−6+6=18+6 (3)

3x=24 (4)

x=21 (5)

Line 2

Line 4

Line 5

Line 3

Line 3

Step-by-step explanation:

Proper solution step-by-step:

1. 3(x-2)=18

2. 3x - 6 = 18

3. 3x = 18 + 6

4. 3x = 24

5. x = 8

the answer is b.

step-by-step explanation:

identity property is where 0+whatever number=whatever number. basically 0+ a number.

i those same problems in math and dont know how to do them