3x+5y=9 &5x+3y=7then find the value of x+y
Answers
Answered by
6
Answer:
3x+5y=9
5x+3y=7
add these eqns
we get
8x + 8y = 16
x + y = 2
Answered by
4
Step-by-step explanation:
3x+5y=9 eq(1)
5x+3y=7 eq(2)
eq(1)+eq(2)
8x+8y=16
8(x+y)=16
x+y=16/8
x+y=2
hope it helps you
Similar questions