qweerttu67 qweerttu67

11-09-2016
Mathematics

contestada

Quien me dice la respuesta de esto por favor. 2r-(5-r)=13+2r

Respuesta :

frappei frappei

11-09-2016

>distribute left side first: 2r-(5-r)=13+2r
2r-5+r=13+2r
>combine like terms
2r+r = 3r-2r = r, 13+5=18
>r = 18

Answer Link

Otras preguntas

Many people do not get help when it is needed because they don't know where to start. True or False

What is the distance between the points (-4,5) and (8,9)?

Two companies rent boats by the hour. The total cost, in dollars, c, depends on the number of hours, h. The equations that represent the rental rates of both co

The weight of a textbook is 2.135 kg. There are 2.2 lb in 1 kg. Which is closest to the weight of the textbook in pounds?

Which equation has a axis of symmetry of x=4 ?

Determine whether the conclusion is valid. Explain. You want to determine the number of students in your school who have visited a science museum. You survey 50

Ashlee was born on 12/24/2002. How many eight-digit codes could she make using the digits in her birthday?

PLSSS HELP ASAP!!!!!!!!

Write an equation of the line with the given slope and y-intercept. Slope: 1 Y-intercept:-6

Which word means to be shocked with terror or amazement? a. miserable b. dreadful c. contemptuous d. aghast