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Mathematics, 05.03.2021 18:50 MeHelp101

17. Donald tried to solve the equation 4x – 11 = -2(6 – 52) - 7, but he made a mistake. His work is shown below.
Step Equation
42 – 11 = -2(6 – 51) +7
1
43 – 11 = -12 - 101 7
2
41 – 11 = 100 – 5
3
141 – 11 = -5
4
141 = 7
1
2
In which step did Donald first make a mistake?
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4x - 11 =  - 2(6 - 5x)  + 7

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Answers: 2

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17. Donald tried to solve the equation 4x – 11 = -2(6 – 52) - 7, but he made a mistake. His work is...
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