In the solution of the equation 5 - 3x = 2x + 9, 3x is added to the equation first. Which of the following should be done next?

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25-10-2017
Mathematics

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In the solution of the equation 5 - 3x = 2x + 9, 3x is added to the equation first. Which of the following should be done next?

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Аноним Аноним · Answer 1 · 2017-10-25T14:36:12+02:00

Аноним Аноним

25-10-2017

In finding the solution for x, the idea is to isolate the variable on one side of the equation
5 - 3x = 2x + 9 |3x is added to the equation first
5 = 5x + 9 | 9 is subtracted from EQ second
-4 = 5x

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dmarcobradley94 dmarcobradley94 · Answer 2 · 2017-10-25T14:36:20+02:00

dmarcobradley94 dmarcobradley94

25-10-2017

subtract 5 from the left side and add it to the right side

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