tessamac
tessamac
12-10-2014
Mathematics
contestada
n+5(n-1)=7 help me i dont get it
Respuesta :
mariamikayla
mariamikayla
12-10-2014
[tex]n+5(n-1)=7 \\\\ n+5n-5=7 \\\\ 6n-5=7 \\\\ 6n=7+5 \\\\ 6n= 12 \\\\ \boxed{n=\frac{12}{6}=2}[/tex]
Answer Link
uaapril
uaapril
12-10-2014
n+5(n-1)=7
n+5=7
-5=-5
n=2
n-1=7
+1=+1
n=8
Answer Link
VER TODAS LAS RESPUESTAS ( 46+ )
Otras preguntas
Helppppppppppppppppppp
Write the equation 5x-2/2-19x+6/2x=3x-2/4 in general quadratic form. 7x 210x 2 - 39x - 10 = 0 7x 2 - 40x - 12 = 0 7x 2 - 40x + 6 = 0
Only regular polygons with an odd number if sides can make a regular translation true or false?
Drew spun a spinner with 5 equal sections 75 times. Each section of the spinner was a different color. One of the colors was blue. The outcome of "blue" occurre
factor (3c–5)^2–16c^2
Some scholars believe that what proportion of the population of Athens were slaves? one half one fourth one third two thirds
help please!! due tomorrow!!!
Based on physical features and climate, which civilization would you predict had the largest city? Why?
A magic carpet is made with three different colors of yarn. The ratio of each color is shown below. 10 parts gold yarn, 7 parts bronze yarn, and 3 parts silver
Consider that the length of rectangle A is 21 cm and its width is 7 cm. Which rectangle is similar to rectangle A? A) A rectangle with a length of 9 cm and a
