If a/b=3/4 and 8a+5b=22,then find the value of a.

If a/b=3/4 and 8a+5b=22,then find the value of a.

Quiz

Answer/Solution

3/2

Steps/Work

(a/b)=3/4 b=(4/3) a.
Therefore, 8a+5b=22 = 8a+5*(4/3) a=22  8a+(20/3) a=22
=44a = 66 = a=(66/44)=3/2
Answer is B.