russellmadison1 russellmadison1

04-02-2018
Mathematics

contestada

find 3 consecutive integers such that 3 times the sum of the first and third is 84 less than 12 times the secind

Respuesta :

Аноним Аноним

04-02-2018

Let x = 1st integer
x + 1 = 2nd integer
x + 2 = 3rd integer
3(x + x + 2) = 12(x + 1) - 84
3(2x + 2) = 12x + 12 - 84
6x + 6 = 12x - 72
-6x = -78
x = 13
Answer: 13, 14, 15

Answer Link

Otras preguntas

Young married couples that find themselves running out of money at the end of the month might be well advised to:

What is 71.634 rounded to the nearest hundredth? A. 72 B. 71.64 C. 71.63 D. 71.6

Read the excerpt from the article "prominent farmer robbed and killed." a farmer named hossack was struck over the head and killed by unknown parties, at his ho

Chris built a rectangular snow fort with a perimeter of 24 feet. The length of the fort was 8 feet less than 3 time the width. What was the length (x) and width

What advantages do helicopters have over airplanes?

Solve x2 + 8x = 33 by completing the square. Which is the solution set of the equation? {–11, 3} {–3, 11} {–4, 4} {–7, 7}

How do you solve this equation 6b-2b+8=2+6b

which of these statements is true of offspring fro organisms that reproduce asexually? A. Offspring are genetically identical to the parent. B.Offspring are gen

Which of the following is not one of the four purposes of a speech? A. to persuade B. to entertain C. to evaluate D. to inform

can you solve 35÷5+56÷7