leylarivera245 leylarivera245

01-03-2020
Mathematics

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Five times the difference of twice a number and twelve is negative twenty. Find the number. I need help with this guys please someone help

Respuesta :

PollyP52 PollyP52

01-03-2020

Answer:

The number is 4.

Step-by-step explanation:

The difference of twice a number and 12 is 2x - 12.

Multiplying by 5 gives 5(2x - 12)

So 5(2x - 12) = -20

Solving for x

10x - 60 = -20

10x = -20 + 60 = 40

x = 40/10

x = 4.

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