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17-10-2020
Mathematics

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2x - 5= 5x + 7 linear equations

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wegnerkolmp2741o wegnerkolmp2741o

17-10-2020

Answer:

-4 =x

Step-by-step explanation:

2x - 5= 5x + 7

Subtract 2x from each side

2x-2x - 5= 5x-2x + 7

-5 = 3x+7

Subtract 7 from each side

-5-7 = 3x+7-7

-12 = 3x

Divide by 3

-12/3 = 3x/3

-4 =x

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