elis77 elis77
  • 01-12-2020
  • Mathematics
contestada

El producto de 3 y un número, disminuido en 28 es 89. Cuál es el número?

Respuesta :

51894
51894 51894
  • 01-12-2020

supone que este número es sustituido por la letra m

(3xm) -28 = 89

tenemos que sumar 28 en los dos lados

3xm = 117

para saber que numero es m tenemos que dividir por 3 los dos lados

m = 117/3

m = 39

Answer Link

Otras preguntas

Please help me on my work
What would you use to describe blue in this sentence Blue sounds like..
In which way was Kyoto modeled after Chang’an? A. It was circular with a marketplace at the center. B. It was surrounded by high walls. C. Its buildings w
What is the purpose of a report? A. To organize data into a table B. To display data returned from a query in a specially formatted way C. To search fo
Who was the first president to utilize the mass media to promote his agenda? George Washington John F. Kennedy Franklin Delano Roosevelt Richard Nixon
3. Simplify the expression. 9xy2 – 11xy2
What is the value of x?
what the answer for number 14? please
Who or what might the free bird represent? Who or might the caged bird represent?
a cell that is low in water will most likely immediately lose the ability to