A student is asked to solve the equation below and to justify her/his steps. Identify what, if anything, is incorrect in her/his
math or justification.
z – 3 = 11 NEED SOME FAST HELP I HAVE TEN MINS TILL THE TEST IS OVER PLEASE HELP
2 answers:
Add +3 to each side and it should then be z=14
the answer is D i just took the test
A.
The student mislabeled the work in the second step as "Addition property of equality."
B.
The student improperly applied the addition property of equality in the second step.
C.
The student computed the sums improperly to arrive at an erroneous answer in step 3.
(D.
There is no error. The student's justification is correct.)
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