twinner twinner
  • 19-11-2016
  • Mathematics
contestada

The sum of a number and 9 is multiplied by -2 and the answer is -8

Respuesta :

BradlyB
BradlyB BradlyB
  • 19-11-2016
(x+9) * -2=-8 so ..... -2x-18=-8 since all digits are negative i can multiply all the digits by -1 so... 2x+18=8 divide equation by 2 x+9=4 so x is equal to -5
Answer Link
ACCESS MORE

Otras preguntas

esment 3. Which of the following sentences from "The Balek Scales" does not support the story's theme of oppression and inequality? (1 point) O"For five generat
Name two responsibilities that Kings had during the Middle Ages
Ken is not satisfied with his thesis statement in sentence 3. Which of the following should replace sentence 3 to provide a more effective thesis statement?.
Which expression is equivalent to (3 the square root of 2^5)^1/4 A- 2 5/12 B- 2 12/5 C- 2 2/20 D- 2 3/4
1/ 99 to 4 significant figures​
Please help quick it's really easy
Identify and describe the layers of Earth’s interior.
Earth is a ____ system, so the amount of carbon stays relatively constant over time.
There are 3 times as many books in the town library as there are in the school library. The town library has 2,676 books. How many books are in the school libra
what is the tangent ratio of angle x°​