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25-09-2020
Mathematics

contestada

Solve the equation
4b + 22 = 5(b + 4) − 1

Respuesta :

25-09-2020

4b + 22 = 5 (b + 4) - 1 (remove the parantheses)

4b + 22 = 5b + 20 - 1 (calculate)

4b + 22 = 5b + 19 (move the terms)

4b - 5b = 19 - 22 (collect like terms and calculate)

-b = -3 (change the signs)

b = 3

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