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

NASA has a long and illustrious history. You will create a timeline including AT LEAST ten major achievements of NASA since its creation in 1958 and then upload
Who was the first black woman to receive an oscar nomination for best actress?.
Ellen is a criminalist collecting fiber evidence from a murder scene. She notices fibers on the victim's shirt and skirt, so she places both of these items of c
Which statement is true about the random and secrets modules? A. Only the secrets module can generate random numbers. B. Only the random module can generate ran
Tim bought nine new baseball trading cards to add to his collection. The next day his dog ate half of his collection. there are now only forty-three cards left.
Which graph shows the solution to the system of linear inequalities? y< 2x-5 y>-3x + 1 ​
Find the measure of the missing angle
Japan can afford to import agricultural products that cannot be grown locally because it has an advanced __________ economy A. industrialized B. technological C
Which is a benefit of genetic counseling?
easy question please help for math