Marvin was completing the square, and his work is shown below. Identify the line where he made his mistake.
2 answers:
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Answer:
Step-by-step explanation:
remaining cups = total cups - used caps
let remaining cups be = x
total cups = y = 8
used cups = z=
Hence x = y-z
x = 8 -
= -
=
=
=
x=
Remaining cups =