Question 3 (1 point)
Tobin is solving the equation 31% -1.25) = 11.25. His work is shown below...
Mathematics, 05.05.2020 19:07 carmencolon119
Question 3 (1 point)
Tobin is solving the equation 31% -1.25) = 11.25. His work is shown below.
3(x-1.25) - 11.25
3x-3.75 - 11.25
3x-3.75 +3.75 - 11.25+3.75
3x - 15
3x-3 = 45-3
X = 135
What mistake did Tobin make?
a
Tobine should have divided by 3.
Tobin should have subtracted 3.75 from each side.
Tobin did not make a mistake.
Tobin did not distribute the 3 correctly.
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