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21-04-2020
Mathematics

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wegnerkolmp2741o wegnerkolmp2741o

21-04-2020

Answer:

x = 8

Step-by-step explanation:

GF + FE = 20

x+3 + x+1 = 20

Combine like terms

2x+4 = 20

Subtract 4 from each side

2x+4-4= 20-4

2x=16

Divide each side by 2

2x/2 = 16/2

x = 8

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