natashaartem
natashaartem natashaartem
  • 04-08-2018
  • Mathematics
contestada

Three times the sum of a number and -2 is -15. find the number

Respuesta :

Аноним Аноним
  • 04-08-2018

Hello!

Let's write this as an equation below.

3(x-2)=-15

First we undo the parentheses.

3x-6=-15

We add 6 to both sides.

3x= -9

We divide both sides by 3.

x= -3

Therefore, our number is -3.

I hope this helps!

Answer Link

Otras preguntas

Quantum effects can be seen at the atomic and nano levels. Why is nanotechnology more useful than atomic technology for creating new products? It is too small
2(3x + 5) = 22 what is X?
Based on their positions in the periodic table, which two elements would most readily combine to make a stable compound? A. hydrogen (H) and lithium (Li) B
Smarter employees are more likely to want to remain members of the organization. a. True b. False
NEED HELP ASAP Which set of ordered pairs represents a function? {(0, 1), (1, 3), (1, 5), (2, 6)} {(0, 0), (1, 2), (2, 4), (3, 4)} {(0, 1), (1, 2), (2, 3),
How does dunbar compare the warfare among american indian tribes to the civil war?
The bob (weight) at the end of a pendulum has a mass of 0.3 kilograms. The bob is pulled to position B and allowed to swing. It goes all the way to position C a
Which word names the person spoken to in the sentence? Can you bring this letter to Grandma later?
Can someone please tell me the answer to this?
The ratio of X's to O's is 15 over 6. . Use the image below to determine another ratio for X's to O's: