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[tex]-13 =\dfrac r9+8−13= 9r​ +8[/tex]

Tex13 Dfrac R9813 9r 8tex class=

Sagot :

Don’t know but it I’ll be here with a big boi 2

Answer:

r = -189

Step-by-step explanation:

multiply both sides by 9 to get rid of the fraction.

-117=r+72

now subtract 72 from both sides.

-117-72=r

r = -189