nataliedavila273 nataliedavila273

26-09-2020
Mathematics

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Twelve is decreased by twice a number is the same as 8 times the number plus 32. What is the number?

Respuesta :

wegnerkolmp2741o wegnerkolmp2741o

27-09-2020

Answer:

x = -2

Step-by-step explanation:

Let the number be x

12 -2x = 8x +32

Add 2x to each side

12 -2x +2x = 8x+32+2x

12 = 10x+32

Subtract 32 from each side

12-32 = 10x+32-32

-20 =10x

Divide each side by 10

-20/10=10x/10

-2 =x

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