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OlgaM077 [116]
3 years ago
10

Tres veces la cantidad de un número menos 4 es igual a dos veces la suma del numero

Spanish
2 answers:
Doss [256]3 years ago
5 0
Three times the amount of a number minus 4 is equal to twice the sum of the number
plus three. What is the number?
Dima020 [189]3 years ago
3 0

Answer:

El número es

10

Explanation:

3a - 4 = 2(a+3)

3a - 4 = 2*a + 2*3

3a - 4 = 2a + 6

3a - 2a = 6 + 4

a = 10

Comprobación:

3*10 - 4 = 2(10+3)

30 - 4 = 2*13 = 26

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