summerschoolsomebs summerschoolsomebs
  • 18-10-2017
  • Mathematics
contestada

The sum of three consecutive even integers is –78. What are the integers? Describe how you would use the strategy of writing an equation to solve the given problem.

Respuesta :

musiclover10045
musiclover10045 musiclover10045
  • 18-10-2017

3 even integers

 divide -78 by 3

-78 / 3 = -26


so -24 + -26 + -28  = -78

 equation would be:

 n + n+2 + n+4 = -78

3n +6 = -78

3n = -84

n = -84 / 3 = -28

n +2 = -28 +2 = -26

n+4 = -28 +4 = -24


Answer Link
ejelonubenedict
ejelonubenedict ejelonubenedict
  • 18-10-2017
x, x+1 , x+2
x+x+1+x+2 = -78
3x+3=-78
3x=-78-3= -81
x=-81÷3 = -9

the integers are -9, -8, -7
Answer Link

Otras preguntas

How did some southern states resist desegregation? how did president eisenhower respond to this resistance?
What volume of 0.585 m ca(oh)2 would be needed to neutralize 15.8 l of 1.51 m hcl?
Mount Fuji is the highest mountain in what country?
Which angle is adjacent DFE A. AFB B. AFC C. BFD D. BFC
Due to inflation, prices increased by 45% and then dropped by 20%. By what percent did prices increase overall?
If the dna of a certain organism has guanine as 30% of its bases, then what percentage of its bases are adenine?
Help me ASAP PLEASE thanks Please show work Random answers will be moderated
Why did the Tacoma Narrows Bridge Collapses
Would appreciate help!!!!!
In the case state v. beciraj, the husband and wife defendants were charged with conspiracy to commit arson. it was difficult to prove the crime because