DOLL
A student is attempting to solve the equation below for the variable x Which of the statements below best applies to
the mathematical work shown?
Given x +5 = 1, 1 square both sides, which gives me the equation x + 5 = 1. I can then solve for x, yielding x = -4 as
my final answer.
A. The student did not correctly square both sides of the equation,
B. The student did not properly isolate the variable after squaring both sides of the equation,
C. The student omitted a negative solution to the equation,
D. The mathematical work is correct.