Respuesta :

ceeceelafarga

Answer:

r = 3

Step-by-step explanation:

34r + 3r =111

add;

34r + 3r = 37r

37r = 111

dividedboth sides by;

[tex]\frac{37r}{37} =\frac{111}{37}[/tex]

answer;

r = 3

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