Respuesta :

iloveowls233

Answer:

r=6

Explanation:

4(r+4)=10r-20

now solve for r.

4r+16=10r-20

-4r       -4r

16=6r-20

+20   +20

36=6r

/6   /6

6=r

hammepre000

Answer:

ah this says it is Spanish

Explanation:

how come you put a math metics one on Spanish?

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