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24-02-2024
Mathematics

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how to solve the equation x+x-4=19-2x+1

Respuesta :

24-02-2024

Answer:

x = 6

Step-by-step explanation:

[tex]x + x -4=19-2x+1 \text{ // Simplify}\\2x - 4 = (19 + 1) - 2x\\2x - 4 = 20 - 2x \text{ // + 2x}\\2x - 4 + 2x = 20 - 2x + 2x\\4x - 4 = 20 \text{ // + 4}\\4x - 4 + 4 = 20 + 4\\4x = 24 \text{ //}\div4\\\frac{4x}4 = \frac{24}4\\x = 6[/tex]

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