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29-07-2020
Mathematics

contestada

linear equations: c+2c+12=75

Respuesta :

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29-07-2020

Answer:

c = 21

Step-by-step explanation:

c + 2c + 12 = 75

Combine like terms.

3c + 12 = 75

Subtract 12 from both sides.

3c = 63

Divide 3 on both sides.

c = 21

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