joypaark joypaark

04-07-2017
SAT

contestada

If 10a=6b+7 and a-6b=34, then what is the value of -1/3a?
A) -1
B) 1
C) 41/27
D) 41/9

Respuesta :

sissieliang sissieliang

04-07-2017

the answer would be B)1
you would add 6b on each side of the second equation and then substitute that equation in for a in the first equation and solve.

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