SOLUTION: a+4b=11 and 6a=18

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Question 1027449: a+4b=11 and 6a=18
Answer by ikleyn(52798) About Me  (Show Source):
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a+4b=11 and 6a=18
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From the second equation a = 18%2F6 = 3.

Then from the first equation, substituting a=3, you get

b = %2811-a%29%2F4 = %2811-3%29%2F4 = 8%2F4 = 2.