fredbrock7 fredbrock7

09-12-2019
Mathematics

contestada

If 5x=45, find the value of 39-4x

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crisviz420 crisviz420

09-12-2019

Answer:

3

Step-by-step explanation:

Divide both sides by 5:

5x = 45 --> x = 9

Substitute the value for x into the second equation:

39 - 4(9)

Simplify:

39 - 36 --> 3

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