Seudónimo Seudónimo
  • 24-02-2021
  • Mathematics
contestada

twice a number when described by 7 gives 45 . find the number​. and also who wants to talk im bored

Respuesta :

mayonsingyangya
mayonsingyangya mayonsingyangya
  • 24-02-2021

Answer:

Answer

Let the number be x.

twice =2x

When it is decreased by 7 we get the following equation:

2x−7=45

⇒2x=45+7

⇒2x=52

⇒x=252

∴x=26

The number is 26.

Answer Link
taviun18 taviun18
  • 08-03-2021

Answer:

g

Step-by-step explanation:

Answer Link

Otras preguntas

a 500 kg compact car and a 1500 kg truck are accelerated equally.which vehicle exerts more force?how many times more? (im guessing the 1500kg truck exerts more
0.425 in simplest form
Led the first expedition that explored the newly purchased Louisiana territory. A. Meriwether Lewis B. William Clark C. Zebulon Pike D. Gabriel Prosser
Couldn't elephant have the same momentum as a golf ball
What is the idea of continental Drift?
what is the value of the 6 in 362
Sarah and Eva were swimming. Use the ratio tables below to determine who the faster swimmer is. Time(min)- 3-5-12-17 Distance(meters)- 75-125-300-425 Time(min)-
A Latin or Greek basic word element to which affixes are added is a?
is 10.01 greater then 10.10
What do you think was the most important cause of the french and indian war?