1.

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

Answer»

(a/b)=3/4 

b=(4/3) a. 

8a+5b=22 

8a+5*(4/3) a=22 

8a+(20/3) a=22 

44a = 66 

a=(66/44)=3/2



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