qwerty123 qwerty123

03-03-2015
Mathematics

contestada

solve for (n):

10n - 8 + 4n =20?

solve for (x):

2x + 3x = 25?

Respuesta :

konrad509 konrad509

03-03-2015

[tex] 10n - 8 + 4n =20\\ 14n=28\\ n=2\\\\ 2x+3x=25\\ 5x=25\\ x=5[/tex]

Answer Link

Otras preguntas

If one paper clip has the mass of 1 gram and 1,000 paper clip have a mass of 1 kilogram, how many kilogram are 8,000 paper clip

If one paper clip has the mass of 1 gram and 1,000 paper clip have a mass of 1 kilogram, how many kilogram are 8,000 paper clip

value mart is having a back to school sale on pencils a pack of 30 sells for 7.97 whereas a 12 pack brand cost for 4.77 which is better to buy and please explai

a square photo display board is made up of 60 rows of 60 photos each the area of each square photo is 4 square inches how long is each side of the display board

A somatic cell of the common octopus (Octopus vulgaris) has 56 chromosomes. What number of chromosomes will an octopus gamete contain? A. 14 B. 28 C. 56 D. 112

What is the estimate for 200,629+28,542

Factoring Trinomials (a=1)n^2 + 4n -12

30% of a number is one-thirtieth of x, find the initial expression as a fraction of x

write the word form for 3,152,308,726

when you convert 100 feet per second to inches per second will there be more or less then 100 inches expain