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)
