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20-09-2021
Mathematics

contestada

four times a number added to 9 times the number equals 52.

translate the sentence to an equation using the variable x, then solve the equation.

Respuesta :

22-09-2021

Answer:

9 + 4n = 52 (rearrange)

4n + 9 = 52 (-9)

4n + 9 - 9 = 52 - 9

4n = 43 (divide by 4) (to get n by itself)

n = 10.75

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