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

Jerome added two numbers. The sum was 83. One of the numbers was 45. What was the other number? Work shown please
How does the constitution limit the power of legislative bodies?
The _____ biome is the driest. Common floras are cacti, and faunas are snakes and lizards.
A master plan is devised for a. short-term goals. b. long-range goals. c. investments. d. emergencies.
Which philosopher classified governments as republics, monarchies, and despotisms? a. John Locke b. Charles de Montesquieu c. Justinian d. Thomas Hobbes
How to draw quick pictures and write to tell how you would add 342 and 416
When a plant is not strong enough to support its own weight, what is most likely the problem?
what is 500 plus 1234758 equal noob please I'm a kid
a tailor used 2 meters of string to make 10 Halloween masks. He used ____ of a meter for each mask.
12 times what equals 78