Atorio9613 Atorio9613
  • 16-01-2020
  • Mathematics
contestada

The sum of 2 times a number and -7, added to 5 times the number

Respuesta :

kfruit
kfruit kfruit
  • 16-01-2020
Let x be the number
2x - 7 + 5x
=7x-7
Answer Link
abeoluwatosin97 abeoluwatosin97
  • 16-01-2020

Answer:

-2.33

Step-by-step explanation: Added to means summed up to give

Let the number be represented by a;

2a + (-7) = 5a

2a-7 =5a

2a =5a+7

2a-5a = 7

-3a = 7

a = 7/-3

a = -2.33

Answer Link

Otras preguntas

Need help on problem seven thank you
The encryption method based on the idea of using a shared key for encryption and decryption of data is
BRAINLIEST FOR FIRST ANSWER! Please no guessing
How does the principal of federalism affect the U.S government? A. It divides the federal and state governments into three branches B. It creates both separate
What knd of weather would you describe as ominous?
8: find the greatest number if 5 digit which when divided by 25,30and 40 leaves a remainder of 20, 25 and 35 respectively.
How did the Mongol invasions affect regular life, and how did it affect the cultures as a whole?
What is the volume of the composite figure? Use 3.14 for Round to the nearest hundredth See attached picture
What can you assume is the subject of a sentence that gives an order, such as “Buy your tickets here
_______square yards.