prishagupta035 prishagupta035

03-07-2021
Mathematics

contestada

8,X,20 are in arithmetic progression,find the value of "x".

Respuesta :

jimrgrant1 jimrgrant1

03-07-2021

Answer:

x = 14

Step-by-step explanation:

Since the terns form an arithmetic progression then they have a common difference d , that is

a₂ - a₁ = a₃ - a₂

x - 8 = 20 - x ( add x to both sides )

2x - 8 = 20 ( add 8 to both sides )

2x = 28 ( divide both sides by 2 )

x = 14

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