jjj9918 jjj9918

06-09-2019
Mathematics

contestada

Help me please it’s to hard

Help me please its to hard class=

Respuesta :

danizlyrics danizlyrics

06-09-2019

Answer:

r=56

Step-by-step explanation:

252= r * 4.5

r * 4.5 = 252

r * 4.5 * 10 = 252 * 10

45r = 2520

r = 56

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