13-09-2018
Mathematics

contestada

3 times the sum of a number and 4 is the same as 18 more than the number. What is the number?

Respuesta :

13-09-2018

the answer is 3
3(n+4)=18+n
3n+12=18+n
-12 -12
3n=6+n
-n -n
2n=6
— —
2 2
n=3

Answer Link

Otras preguntas

Gavin, a supervisor, is discussing an employee with eileen, the human resource manager at his company. the employee's performance has been falling, and the empl

Helpppp pleaseeee thannkkss

Read the passage below and answer the question. Out of the noise of tired people working, Harried with thoughts of war and lists of dead, His beauty met me li

Mikel is determining if the two triangles below could be similar based on their side lengths. Which statements accurately describe the triangles? Check all tha

which of the following equations defines a line that passes through the points (-2,7) and (6,-9)

Please help Need help

The circular flow model examines interactions between which 2 groups

The Northwest ordinance outlined a plan for the future of the Northwest territory, which provision was not part of that plan?

On a map, the distance between two towns is 3.4 inches. The map scale is 2 inches: 25 miles. What is the actual distance between these towns?

Write the equation y=-1/2x+3 in standard form. x + 2y -3 =0. x/2 + y/9 = 1/3. 4x-y+7=0. x + y/2 = -1/2. 3x-y-1=0. x - y/3 = 1/3.