Question

A student is asked to solve the equation below and to justify his/her steps.Identify what,if anything,is incorrect in his/her math or justification

Answer 1

please post this equation

Answer 2

full problem:

(3)k = 18

_______________________

Step | Justification

________________________

(3)k = 18 | Given

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(3)k*1/3=18*1/8 | Multiplication property of equality

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k = 6

Answer 3

choices:

A. The student mislabeled the work in the second step as “Multiplication property of equality.”

B. The student improperly applied the multiplication property of equality in the second step.

C. The student computed the multiplication improperly to arrive at an erroneous answer in step 3.

D. There is no error. The student’s justification is correct.

Answer 4

major hint: when using the multiplication property of equality, both sides must be multiplied by the same quantity.