glendake
glendake glendake
  • 04-08-2019
  • Mathematics
contestada

find r

3(r - 7 ) = 4(2 - 2r) + 4

Respuesta :

jdoe0001 jdoe0001
  • 04-08-2019

[tex]\bf 3(r-7)=4(2-2r)+4\implies \stackrel{\textit{distributing}}{3r-21=8-8r+4}\implies 3r-21=12-8r \\\\\\ 11r-21=12\implies 11r=33\implies r=\cfrac{33}{11}\implies r=3[/tex]

Answer Link

Otras preguntas

Which of the following was not an effect of Hurricane Katrina? A. More than 1,800 people were killed. B. As of 2005, it was the most destructive natural disaste
What is the Slope of A(-6,2) and B(5,-1) ?
The circumference of a pizza is 56.52 in. One-fourth of the pizza has been eaten the area of the remaining pizza in sq. Inches rounded to nearest hundredth use
HELP PLZ I WILL MARK AS BRANILEST THANK YOU HAVE GOD BLESS DAY!!! AND WEEKEND
What are the domain and range of the relation (-4, 2), (o, 1), (0, 5), (8, 10)
The sampling technique that gives every member of the group under study an equal chance of being included is known as _____. sponsored sampling convenience samp
please help :D is this inequality true or false for the given value 46 <12a + a/2 if a = 4
Most immigrants from the 1820 to 1850 came from which two countries?
A round swimming pool has a circumference of 66feet.carlos wants to buy a rope to put across the diameter of the pool. The rope cost $.45 per foot, and cralos n
Please Help I am confused ‍♂️ 50 points