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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

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
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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

User Jonathan Sylvester
by
7.7k points

1 Answer

6 votes
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.
User Driscoll
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8.4k points
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