Tsk Tsk
Write a justification for Line 2,
Line 3, and Line 4. Explain why you chose each justification.
Line
1 5x – 2 = 3x + 7
Line 2
2x – 2 = 7
Line 3
2x = 9
Line 4 x = 4.5
Answer:
Line 2:
subtraction property (subtract 3x from each side)
Line 3: addition property. (add 2 to each side)
Line 4: division property (divide 2 from each side)
