Respuesta :

teddiarsa

Answer:

r = 6

Step-by-step explanation:

– 36 – 4r = -2(-6 + 6r)

+36               +36

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-4r = -12r + 48

+12r     +12r

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8r = 48

/8     /8

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r = 6

rijarafiquee

Answer:

r = 6

Step-by-step explanation:

– 36 – 4r = -2(-6 + 6r)

-36 - 4r = 12 - 12r

-48 - 4r = -12r

-48 = -8r

r = 6