03-02-2017
Mathematics

contestada

What is the value of r in the equation 4r − 8 = 5r + 12?

−20
−1
1
20

Respuesta :

joshlarge4444 joshlarge4444

03-02-2017

The answer is -20. if you move all of the numbers with r to the right and all of the numbers without r to the left, you get r = -20.

Answer Link

Apocrophon Apocrophon

03-02-2017

[tex] 4r-8=5r+12\\-8-12=5r-4r\\-20=r[/tex]
Thus your answer is -20.

Answer Link

Otras preguntas

Please help the answer are 12 4 X X+4 -16 16 X+12 X^2

Antar is flying a triangular-shaped kite. it has a height of 41/2 feet and a base of 53/4 feet. what is the area of antar's kite?

What happens to gatsby when he kisses daisy for the first time?

According to Jean, how much money should Jean and her friend save to spend on next year’s supplies?

0.032 divided 4 = ___

How did Minnesota’s farms change in the late 1990s and early 2000s?

Young african american air force veteran who in 1962

In regard to irony in William’s poem The Red Wheelbarrow, which of the following is true? a. the irony is situational b. the irony is actually litotes c. ther

What factors are responsible for the general direction in which low pressure centers move across the contiguous united states?

From a point on a circle, two perpendicular chords are drawn. One is 6 cm from the center and the other one is 3 cm from the center. Find the lengths of these c