Question

Isabella solved the following equation: 4x − 2x + 8 = 6(x + 4) Step Work Justification 1 4x − 2x + 8 = 6x + 24 Distributive Property 2 2x + 8 = 6x + 24 Combine like terms 3 −4x + 8 = 24 Addition Property of Equality 4 −4x = 16 Subtraction Property of Equality 5 x = −4 Division Property of Equality Which step has an incorrect justification?

Answer 1

Answer:

step 3 has incorrect justification.

Step-by-step explanation:

because it was combine like terms but 8 is still in left hand side. So,combine like terms 3 has incorrect justification.

Answer 2

Answer:

Step 3

Step-by-step explanation: Combine like terms but 8 is still in the left side, so combine like terms 3 has incorrect justification.