mosesray46
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write the phrase as an algebraic expression and simplify if possible let x represent the unknown number



The sum of 5 times a number and - 4, added to 7 times the number

Respuesta :

luclaporte2

Answer:

12x – 4

Step-by-step explanation:

The sum of 5 times a number and - 4, added to 7 times the number =

(5x + -4) + 7x →

(5x + -4 + 7x) →

(5x + 7x + -4) →

(5x + 7x) + -4 →

12x + -4 →

12x – 4

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