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02-11-2020
Mathematics

contestada

Figure 3
2n + 10
140
4n -40
80
2n
3n - 20
I need help

Respuesta :

pq299452 pq299452

03-11-2020

Answer:

2n +10= 140

4n- 40= 80

2n= 3n - 20

Step-by-step explanation:

it is the am progression or sum progression

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