Question

if a/b =7/5, find the value of 3a+2b/3a-2b​

Answer 1

Answer:

31/11

Explanation:

a/b=7/5

a=7b/5

put a=7b/5 in given example

3(7b/5)+2b/3(7b/5)-2b

21b/5+2b/21b/5-2b

21b+10b/5÷21b-10b/5

31b/5÷11b/5

31b/5×5/11b

31/11