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12-12-2020
Mathematics

contestada

simplify x (2x - 1) + 5 and find its value at x=3

Respuesta :

12-12-2020

Answer:

20

Step-by-step explanation:

x=3

x(2x-1)+5

3 (2 (3)- 1)+ 5

3 (6- 1)+ 5

3(5)+5

15+5

20

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