Respuesta :

CandyMellow

Answer:

x = 36

Step-by-step explanation:

we have,

3x+x+x=180

x+x = 2x  so,

3x+2x=180

3x+2x=5x  so,

5x=180

that means, x= 180/5

180/5=36

x = 36

to check the answer

3x+x+x=180

if x = 36

3*36+36+36=180

108+36+36=180

180=180

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