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3x+5y=9 and 5x+3y=7 find the value of x+y. (A) 2 (B) 16 © 9 (D) 7​

By Gianna

3x+5y=9 and 5x+3y=7 find the value of x+y. (A) 2 (B) 16 © 9 (D) 7​

About the author
Gianna


Following data Life in
The life time of electric bulb for a
random sarople
of
10 for consinment gave

multiply
\frac{2}{11}
11
2
​

by the reciprocal of
– \frac{5}{14}−
14
5
​