2.

Explain in a complete sentence the errors that were made in the following problem.

12x-5|s11

and

2x-5=11

+5 + 5

2x-5=-11

+5 + 5

2x = 16

2 2

and

2x = - 6

2 2

x=8

and

r=.3

Algebraic Solution:

-3

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